<?xml version="1.0" encoding="US-ASCII"?>
<!--XBRL Document Created with WebFilings-->
<!-- -->
<linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <roleRef roleURI="http://www.tescocorp.com/role/CommitmentsAndContingencies" xlink:href="teso-20120930.xsd#CommitmentsAndContingencies" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/CommitmentsAndContingenciesDetails" xlink:href="teso-20120930.xsd#CommitmentsAndContingenciesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/CondensedConsolidatedBalanceSheetsUnaudited" xlink:href="teso-20120930.xsd#CondensedConsolidatedBalanceSheetsUnaudited" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/CondensedConsolidatedBalanceSheetsUnauditedParenthetical" xlink:href="teso-20120930.xsd#CondensedConsolidatedBalanceSheetsUnauditedParenthetical" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/CondensedConsolidatedStatementsOfCashFlowsUnaudited" xlink:href="teso-20120930.xsd#CondensedConsolidatedStatementsOfCashFlowsUnaudited" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/CondensedConsolidatedStatementsOfIncomeUnaudited" xlink:href="teso-20120930.xsd#CondensedConsolidatedStatementsOfIncomeUnaudited" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/CondensedConsolidatedStatementsOfShareholdersEquityAndComprehensiveIncomeUnaudited" xlink:href="teso-20120930.xsd#CondensedConsolidatedStatementsOfShareholdersEquityAndComprehensiveIncomeUnaudited" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/DetailsOfCertainAccounts" xlink:href="teso-20120930.xsd#DetailsOfCertainAccounts" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/DetailsOfCertainAccountsAccruedAndOtherCurrentLiabilitiesDetails" xlink:href="teso-20120930.xsd#DetailsOfCertainAccountsAccruedAndOtherCurrentLiabilitiesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/DetailsOfCertainAccountsPrepaidAndOtherCurrentAssetsDetails" xlink:href="teso-20120930.xsd#DetailsOfCertainAccountsPrepaidAndOtherCurrentAssetsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/DetailsOfCertainAccountsTables" xlink:href="teso-20120930.xsd#DetailsOfCertainAccountsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/DocumentAndEntityInformation" xlink:href="teso-20120930.xsd#DocumentAndEntityInformation" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/EarningsPerShare" xlink:href="teso-20120930.xsd#EarningsPerShare" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/EarningsPerShareDetails" xlink:href="teso-20120930.xsd#EarningsPerShareDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/EarningsPerShareTables" xlink:href="teso-20120930.xsd#EarningsPerShareTables" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/IncomeTaxes" xlink:href="teso-20120930.xsd#IncomeTaxes" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/IncomeTaxesDetails" xlink:href="teso-20120930.xsd#IncomeTaxesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/IncomeTaxesNarrativeDetails" xlink:href="teso-20120930.xsd#IncomeTaxesNarrativeDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/IncomeTaxesTables" xlink:href="teso-20120930.xsd#IncomeTaxesTables" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/Inventories" xlink:href="teso-20120930.xsd#Inventories" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/InventoriesDetails" xlink:href="teso-20120930.xsd#InventoriesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/InventoriesTables" xlink:href="teso-20120930.xsd#InventoriesTables" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/LongTermDebt" xlink:href="teso-20120930.xsd#LongTermDebt" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/LongTermDebtDetails" xlink:href="teso-20120930.xsd#LongTermDebtDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/LongTermDebtNarrativeDetails" xlink:href="teso-20120930.xsd#LongTermDebtNarrativeDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/LongTermDebtTables" xlink:href="teso-20120930.xsd#LongTermDebtTables" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/NatureOfOperationsAndBasisOfPreparation" xlink:href="teso-20120930.xsd#NatureOfOperationsAndBasisOfPreparation" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/PropertyPlantAndEquipment" xlink:href="teso-20120930.xsd#PropertyPlantAndEquipment" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/PropertyPlantAndEquipmentDepreciationAndAmortizationExpenseDetails" xlink:href="teso-20120930.xsd#PropertyPlantAndEquipmentDepreciationAndAmortizationExpenseDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/PropertyPlantAndEquipmentMajorAssetCategoriesDetails" xlink:href="teso-20120930.xsd#PropertyPlantAndEquipmentMajorAssetCategoriesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/PropertyPlantAndEquipmentTables" xlink:href="teso-20120930.xsd#PropertyPlantAndEquipmentTables" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/PropertyPlantAndEquipmentUnitsSoldDetails" xlink:href="teso-20120930.xsd#PropertyPlantAndEquipmentUnitsSoldDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/SaleOfCasingDrilling" xlink:href="teso-20120930.xsd#SaleOfCasingDrilling" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/SaleOfCasingDrillingDetails" xlink:href="teso-20120930.xsd#SaleOfCasingDrillingDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/SaleOfCasingDrillingTables" xlink:href="teso-20120930.xsd#SaleOfCasingDrillingTables" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/SegmentInformation" xlink:href="teso-20120930.xsd#SegmentInformation" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/SegmentInformationDetails" xlink:href="teso-20120930.xsd#SegmentInformationDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/SegmentInformationPropertyPlantAndEquipmentByGeographicAreaDetails" xlink:href="teso-20120930.xsd#SegmentInformationPropertyPlantAndEquipmentByGeographicAreaDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/SegmentInformationRevenueByGeographicAreaDetails" xlink:href="teso-20120930.xsd#SegmentInformationRevenueByGeographicAreaDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/SegmentInformationTables" xlink:href="teso-20120930.xsd#SegmentInformationTables" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/SummaryOfSignificantAccountingPolicies" xlink:href="teso-20120930.xsd#SummaryOfSignificantAccountingPolicies" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/SummaryOfSignificantAccountingPoliciesPolicies" xlink:href="teso-20120930.xsd#SummaryOfSignificantAccountingPoliciesPolicies" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/Warranties" xlink:href="teso-20120930.xsd#Warranties" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/WarrantiesDetails" xlink:href="teso-20120930.xsd#WarrantiesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.tescocorp.com/role/WarrantiesTables" xlink:href="teso-20120930.xsd#WarrantiesTables" xlink:type="simple" />
  <roleRef roleURI="http://www.xbrl.org/2009/role/negatedLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel" xlink:type="simple" />
  <roleRef roleURI="http://www.xbrl.org/2009/role/negatedNetLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedNetLabel" xlink:type="simple" />
  <roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodEndLabel" xlink:type="simple" />
  <roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel" xlink:type="simple" />
  <roleRef roleURI="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTerseLabel" xlink:type="simple" />
  <roleRef roleURI="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel" xlink:type="simple" />
  <roleRef roleURI="http://www.xbrl.org/2009/role/netLabel" xlink:href="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel" xlink:type="simple" />
  <presentationLink xlink:role="http://www.tescocorp.com/role/CommitmentsAndContingencies" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_4AFEF25C901220362A58DAD4BEBB57B8" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_61700E1F881ED2AD405ADAD4BEBB5F01" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_4AFEF25C901220362A58DAD4BEBB57B8" xlink:to="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_61700E1F881ED2AD405ADAD4BEBB5F01" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/CommitmentsAndContingenciesDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_EE2EC42E9C9332DF155DDAD4BEA78563" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LossContingenciesTable" xlink:label="loc_us-gaap_LossContingenciesTable_4F09F1F404D793ED25ACDAD4BEA78510" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_EE2EC42E9C9332DF155DDAD4BEA78563" xlink:to="loc_us-gaap_LossContingenciesTable_4F09F1F404D793ED25ACDAD4BEA78510" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_D8111D6C2225C28C07B0DAD4BEA7DB9C" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesTable_4F09F1F404D793ED25ACDAD4BEA78510" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_D8111D6C2225C28C07B0DAD4BEA7DB9C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_9C230A592DAAF8242123DAD4BEA71152" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_D8111D6C2225C28C07B0DAD4BEA7DB9C" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_9C230A592DAAF8242123DAD4BEA71152" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_OtherAccruedLiabilitiesMember" xlink:label="loc_teso_OtherAccruedLiabilitiesMember_3BD0E20DE88D59DB7919DAD4BEA7627A" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_9C230A592DAAF8242123DAD4BEA71152" xlink:to="loc_teso_OtherAccruedLiabilitiesMember_3BD0E20DE88D59DB7919DAD4BEA7627A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_766BC653E7C0517CD390DAD4BEA7D0D9" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesTable_4F09F1F404D793ED25ACDAD4BEA78510" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_766BC653E7C0517CD390DAD4BEA7D0D9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_AD2C8E09527492083C6BDAD4BEA74569" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_766BC653E7C0517CD390DAD4BEA7D0D9" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_AD2C8E09527492083C6BDAD4BEA74569" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InterestIncomeMember" xlink:label="loc_us-gaap_InterestIncomeMember_4236522D212246A9A96ADAD4BEA79EE4" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_AD2C8E09527492083C6BDAD4BEA74569" xlink:to="loc_us-gaap_InterestIncomeMember_4236522D212246A9A96ADAD4BEA79EE4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherIncomeMember" xlink:label="loc_us-gaap_OtherIncomeMember_A0F395A25251AB7459ACDAD4BEA73EE7" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_AD2C8E09527492083C6BDAD4BEA74569" xlink:to="loc_us-gaap_OtherIncomeMember_A0F395A25251AB7459ACDAD4BEA73EE7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InterestExpenseMember" xlink:label="loc_us-gaap_InterestExpenseMember_B6FC3591B7F14E957113DAD4BEA7F3E7" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_AD2C8E09527492083C6BDAD4BEA74569" xlink:to="loc_us-gaap_InterestExpenseMember_B6FC3591B7F14E957113DAD4BEA7F3E7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LitigationCaseAxis" xlink:label="loc_us-gaap_LitigationCaseAxis_4B5911B58D60430380D1DAD4BEA73ACA" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesTable_4F09F1F404D793ED25ACDAD4BEA78510" xlink:to="loc_us-gaap_LitigationCaseAxis_4B5911B58D60430380D1DAD4BEA73ACA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LitigationCaseTypeDomain" xlink:label="loc_us-gaap_LitigationCaseTypeDomain_3EEC5AE2CD91AC3B3D34DAD4BEA72786" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LitigationCaseAxis_4B5911B58D60430380D1DAD4BEA73ACA" xlink:to="loc_us-gaap_LitigationCaseTypeDomain_3EEC5AE2CD91AC3B3D34DAD4BEA72786" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_AdministrativeSubpoenaDepartmentOfTreasuryOfficeOfForeignAssetsControlMember" xlink:label="loc_teso_AdministrativeSubpoenaDepartmentOfTreasuryOfficeOfForeignAssetsControlMember_3B7ACF78B9C66E2BA8F2DAD4BEA7D875" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_3EEC5AE2CD91AC3B3D34DAD4BEA72786" xlink:to="loc_teso_AdministrativeSubpoenaDepartmentOfTreasuryOfficeOfForeignAssetsControlMember_3B7ACF78B9C66E2BA8F2DAD4BEA7D875" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_LegalSuitUsDistrictCourtForEasternDistrictOfTexasMarshallDivisionMember" xlink:label="loc_teso_LegalSuitUsDistrictCourtForEasternDistrictOfTexasMarshallDivisionMember_B300F4FEAC707B396E67DAD4BEA7E5CD" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_3EEC5AE2CD91AC3B3D34DAD4BEA72786" xlink:to="loc_teso_LegalSuitUsDistrictCourtForEasternDistrictOfTexasMarshallDivisionMember_B300F4FEAC707B396E67DAD4BEA7E5CD" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_LegalSuitUsDistrictCourtForSouthernDistrictOfTexasMember" xlink:label="loc_teso_LegalSuitUsDistrictCourtForSouthernDistrictOfTexasMember_FA8B6E7C5F5312D6DA91DAD4BEA72366" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_3EEC5AE2CD91AC3B3D34DAD4BEA72786" xlink:to="loc_teso_LegalSuitUsDistrictCourtForSouthernDistrictOfTexasMember_FA8B6E7C5F5312D6DA91DAD4BEA72366" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_ReassessmentAppealMexicanTaxCourtMember" xlink:label="loc_teso_ReassessmentAppealMexicanTaxCourtMember_980A8254497A7777570BDAD4BEA7D8FC" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_3EEC5AE2CD91AC3B3D34DAD4BEA72786" xlink:to="loc_teso_ReassessmentAppealMexicanTaxCourtMember_980A8254497A7777570BDAD4BEA7D8FC" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_ExportationClaimMexicanTaxCourtMember" xlink:label="loc_teso_ExportationClaimMexicanTaxCourtMember_96EE2C5F80F94650B6E4DAD4BEA7E6F7" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_3EEC5AE2CD91AC3B3D34DAD4BEA72786" xlink:to="loc_teso_ExportationClaimMexicanTaxCourtMember_96EE2C5F80F94650B6E4DAD4BEA7E6F7" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_ForeignWithholdingTaxClaimMember" xlink:label="loc_teso_ForeignWithholdingTaxClaimMember_3C39D415597708E32F3EDAD4BEA7DB46" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_3EEC5AE2CD91AC3B3D34DAD4BEA72786" xlink:to="loc_teso_ForeignWithholdingTaxClaimMember_3C39D415597708E32F3EDAD4BEA7DB46" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_TaxAssessmentNorwegianTaxAuthoritiesMember" xlink:label="loc_teso_TaxAssessmentNorwegianTaxAuthoritiesMember_22C5B1E9DAE7C787C7A2DAD4BEA72BA4" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_3EEC5AE2CD91AC3B3D34DAD4BEA72786" xlink:to="loc_teso_TaxAssessmentNorwegianTaxAuthoritiesMember_22C5B1E9DAE7C787C7A2DAD4BEA72BA4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:label="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesTable_4F09F1F404D793ED25ACDAD4BEA78510" xlink:to="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_LossContingencyMaximumRatioOfClaimsToCurrentAssets" xlink:label="loc_teso_LossContingencyMaximumRatioOfClaimsToCurrentAssets_341494BF50BA4795EBD5DAD4BEA7FD98" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:to="loc_teso_LossContingencyMaximumRatioOfClaimsToCurrentAssets_341494BF50BA4795EBD5DAD4BEA7FD98" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_NumberOfTopDriveUnitsSold" xlink:label="loc_teso_NumberOfTopDriveUnitsSold_7E3AAEFD55435AB174F0DAD4BEA706A8" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:to="loc_teso_NumberOfTopDriveUnitsSold_7E3AAEFD55435AB174F0DAD4BEA706A8" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_RegionalOfficesThatDispatchedTechniciansOutsideUnitedStates" xlink:label="loc_teso_RegionalOfficesThatDispatchedTechniciansOutsideUnitedStates_660EBF7AE1D82453B6BADAD4BEA7F6ED" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:to="loc_teso_RegionalOfficesThatDispatchedTechniciansOutsideUnitedStates_660EBF7AE1D82453B6BADAD4BEA7F6ED" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_CanadianTopDriveSalesToSudanAsPercentOfTotalRevenue" xlink:label="loc_teso_CanadianTopDriveSalesToSudanAsPercentOfTotalRevenue_8257BAE44BA1D0C82774DAD4BEA7E01A" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:to="loc_teso_CanadianTopDriveSalesToSudanAsPercentOfTotalRevenue_8257BAE44BA1D0C82774DAD4BEA7E01A" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_NumberOfAllegedPatentInfringementsDefendant" xlink:label="loc_teso_NumberOfAllegedPatentInfringementsDefendant_A9DEECC7425BA45BBCD5DAD4BEA7F580" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:to="loc_teso_NumberOfAllegedPatentInfringementsDefendant_A9DEECC7425BA45BBCD5DAD4BEA7F580" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_LegalSettlementSpecifiedPeriodOfPurchaseAgreement" xlink:label="loc_teso_LegalSettlementSpecifiedPeriodOfPurchaseAgreement_F165B8C1CC5FE311078ADAD4BEA7E161" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:to="loc_teso_LegalSettlementSpecifiedPeriodOfPurchaseAgreement_F165B8C1CC5FE311078ADAD4BEA7E161" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_LegalSettlementPercentageOfTotalWorldwideTopDriveRequirementsToBePurchasedForSpecifiedPeriod" xlink:label="loc_teso_LegalSettlementPercentageOfTotalWorldwideTopDriveRequirementsToBePurchasedForSpecifiedPeriod_2C587D2D3DAB80FCF018DAD4BEA79046" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:to="loc_teso_LegalSettlementPercentageOfTotalWorldwideTopDriveRequirementsToBePurchasedForSpecifiedPeriod_2C587D2D3DAB80FCF018DAD4BEA79046" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_DepositPaidToMexicanTaxAuthoritiesForAppeal" xlink:label="loc_teso_DepositPaidToMexicanTaxAuthoritiesForAppeal_FE9166D35327C5D483D7DAD4BEA7F860" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:to="loc_teso_DepositPaidToMexicanTaxAuthoritiesForAppeal_FE9166D35327C5D483D7DAD4BEA7F860" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_RefundReceivedFromMexicanTaxAuthorities" xlink:label="loc_teso_RefundReceivedFromMexicanTaxAuthorities_98CA21DDEC91D4408C82DAD4BEA73583" xlink:type="locator" />
    <presentationArc order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:to="loc_teso_RefundReceivedFromMexicanTaxAuthorities_98CA21DDEC91D4408C82DAD4BEA73583" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_InterestEarnedOnDepositMadeToMexicanTaxAuthorities" xlink:label="loc_teso_InterestEarnedOnDepositMadeToMexicanTaxAuthorities_958E58BF4BA103778395DAD4BEA75551" xlink:type="locator" />
    <presentationArc order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:to="loc_teso_InterestEarnedOnDepositMadeToMexicanTaxAuthorities_958E58BF4BA103778395DAD4BEA75551" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_ResolutionByMexicanTaxAuthoritiesAdditionalAmountOfInterestAndInflationAdjustmentsOwedAndRetainedForSecondReassessment" xlink:label="loc_teso_ResolutionByMexicanTaxAuthoritiesAdditionalAmountOfInterestAndInflationAdjustmentsOwedAndRetainedForSecondReassessment_E52C18C534F6FBDBCBFADAD4BEA75827" xlink:type="locator" />
    <presentationArc order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:to="loc_teso_ResolutionByMexicanTaxAuthoritiesAdditionalAmountOfInterestAndInflationAdjustmentsOwedAndRetainedForSecondReassessment_E52C18C534F6FBDBCBFADAD4BEA75827" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_ClaimForFinesAndPenaltiesRelatedToEquipmentInMexico" xlink:label="loc_teso_ClaimForFinesAndPenaltiesRelatedToEquipmentInMexico_EF2AA347556E105A15E3DAD4BEB14BFD" xlink:type="locator" />
    <presentationArc order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:to="loc_teso_ClaimForFinesAndPenaltiesRelatedToEquipmentInMexico_EF2AA347556E105A15E3DAD4BEB14BFD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LossContingencyAccrualCarryingValueProvision" xlink:label="loc_us-gaap_LossContingencyAccrualCarryingValueProvision_AFA6923D12965A35CAF8DAD4BEB14BF5" xlink:type="locator" />
    <presentationArc order="13" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:to="loc_us-gaap_LossContingencyAccrualCarryingValueProvision_AFA6923D12965A35CAF8DAD4BEB14BF5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LossContingencyAccrualAtCarryingValue" xlink:label="loc_us-gaap_LossContingencyAccrualAtCarryingValue_3257CDB2801CB62AB04ADAD4BEB17F4B" xlink:type="locator" />
    <presentationArc order="14" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:to="loc_us-gaap_LossContingencyAccrualAtCarryingValue_3257CDB2801CB62AB04ADAD4BEB17F4B" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_ReversalForForeignWithholdingTaxClaim" xlink:label="loc_teso_ReversalForForeignWithholdingTaxClaim_31AC6E5EEF3B9EAD78CCDAD4BEB1E825" xlink:type="locator" />
    <presentationArc order="15" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:to="loc_teso_ReversalForForeignWithholdingTaxClaim_31AC6E5EEF3B9EAD78CCDAD4BEB1E825" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_TaxAssessmentFromNorwegianTaxAuthorities" xlink:label="loc_teso_TaxAssessmentFromNorwegianTaxAuthorities_354BBE78D1D7FC266AE6DAD4BEB18DC8" xlink:type="locator" />
    <presentationArc order="16" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:to="loc_teso_TaxAssessmentFromNorwegianTaxAuthorities_354BBE78D1D7FC266AE6DAD4BEB18DC8" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_OtherContingenciesMaximumExposureUnderOutstandingLettersOfCredit" xlink:label="loc_teso_OtherContingenciesMaximumExposureUnderOutstandingLettersOfCredit_B5ECBDEBFC1FD1DFAB3DDAD4BEB17FFD" xlink:type="locator" />
    <presentationArc order="17" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_83131A6619F03ACF8068DAD4BEA7C220" xlink:to="loc_teso_OtherContingenciesMaximumExposureUnderOutstandingLettersOfCredit_B5ECBDEBFC1FD1DFAB3DDAD4BEB17FFD" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/CondensedConsolidatedBalanceSheetsUnaudited" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_09D5078BEBFE6B41937FC247E5170A29" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_9CD4B9193F658B4A34D2C247E51727A2" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_09D5078BEBFE6B41937FC247E5170A29" xlink:to="loc_us-gaap_AssetsAbstract_9CD4B9193F658B4A34D2C247E51727A2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="loc_us-gaap_AssetsCurrentAbstract_FDC9DB348DE346B11E30C247E51749CE" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_9CD4B9193F658B4A34D2C247E51727A2" xlink:to="loc_us-gaap_AssetsCurrentAbstract_FDC9DB348DE346B11E30C247E51749CE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_9F72EA1020B6598D434AC247E517B524" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_FDC9DB348DE346B11E30C247E51749CE" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_9F72EA1020B6598D434AC247E517B524" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_1366239AF44BF31D2982C247E5178E53" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_FDC9DB348DE346B11E30C247E51749CE" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_1366239AF44BF31D2982C247E5178E53" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_us-gaap_InventoryNet_73A5ADEFC9AEBA4508A8C247E517EA97" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_FDC9DB348DE346B11E30C247E51749CE" xlink:to="loc_us-gaap_InventoryNet_73A5ADEFC9AEBA4508A8C247E517EA97" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxesReceivable" xlink:label="loc_us-gaap_IncomeTaxesReceivable_A645148B643F1E57A731C247E51757BE" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_FDC9DB348DE346B11E30C247E51749CE" xlink:to="loc_us-gaap_IncomeTaxesReceivable_A645148B643F1E57A731C247E51757BE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsNetCurrent" xlink:label="loc_us-gaap_DeferredTaxAssetsNetCurrent_DC2AA3864CCF736B0908C247E517E09D" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_FDC9DB348DE346B11E30C247E51749CE" xlink:to="loc_us-gaap_DeferredTaxAssetsNetCurrent_DC2AA3864CCF736B0908C247E517E09D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_D3ED9B6F30C82A7EDE47C247E517A28B" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_FDC9DB348DE346B11E30C247E51749CE" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_D3ED9B6F30C82A7EDE47C247E517A28B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_C66296B9D24941FC1F9EC247E5173732" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_FDC9DB348DE346B11E30C247E51749CE" xlink:to="loc_us-gaap_AssetsCurrent_C66296B9D24941FC1F9EC247E5173732" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_B318C30A46D06E356CDCC247E51756A6" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_9CD4B9193F658B4A34D2C247E51727A2" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_B318C30A46D06E356CDCC247E51756A6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_8A03D52488334DE9F165C247E517D326" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_9CD4B9193F658B4A34D2C247E51727A2" xlink:to="loc_us-gaap_Goodwill_8A03D52488334DE9F165C247E517D326" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_DeferredIncomeTaxes" xlink:label="loc_teso_DeferredIncomeTaxes_71085760063A4B82114EC247E517A257" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_9CD4B9193F658B4A34D2C247E51727A2" xlink:to="loc_teso_DeferredIncomeTaxes_71085760063A4B82114EC247E517A257" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_FAA1554863000E043A42C247E5176948" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_9CD4B9193F658B4A34D2C247E51727A2" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_FAA1554863000E043A42C247E5176948" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_DB74585081EB51DBA59EC247E517C168" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_9CD4B9193F658B4A34D2C247E51727A2" xlink:to="loc_us-gaap_Assets_DB74585081EB51DBA59EC247E517C168" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_A9E61271E1B18873B4A7C247E5174CCE" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_09D5078BEBFE6B41937FC247E5170A29" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_A9E61271E1B18873B4A7C247E5174CCE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_134C305A66A17FBB9C82C247E517F7E0" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_A9E61271E1B18873B4A7C247E5174CCE" xlink:to="loc_us-gaap_LiabilitiesCurrentAbstract_134C305A66A17FBB9C82C247E517F7E0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_05BBC374BD16F0AB98D1C247E517A10C" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_134C305A66A17FBB9C82C247E517F7E0" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_05BBC374BD16F0AB98D1C247E517A10C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_us-gaap_AccountsPayableCurrent_720ECDF1EC8A2BAEFA04C247E517797A" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_134C305A66A17FBB9C82C247E517F7E0" xlink:to="loc_us-gaap_AccountsPayableCurrent_720ECDF1EC8A2BAEFA04C247E517797A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredRevenueCurrent" xlink:label="loc_us-gaap_DeferredRevenueCurrent_E79259E9D961D53C2035C247E51778A3" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_134C305A66A17FBB9C82C247E517F7E0" xlink:to="loc_us-gaap_DeferredRevenueCurrent_E79259E9D961D53C2035C247E51778A3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProductWarrantyAccrualClassifiedCurrent" xlink:label="loc_us-gaap_ProductWarrantyAccrualClassifiedCurrent_8E39E4E5D8920761A6D0C247E517A0A2" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_134C305A66A17FBB9C82C247E517F7E0" xlink:to="loc_us-gaap_ProductWarrantyAccrualClassifiedCurrent_8E39E4E5D8920761A6D0C247E517A0A2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccruedIncomeTaxesCurrent" xlink:label="loc_us-gaap_AccruedIncomeTaxesCurrent_ED12E3C2480436807E63C247E517FA9E" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_134C305A66A17FBB9C82C247E517F7E0" xlink:to="loc_us-gaap_AccruedIncomeTaxesCurrent_ED12E3C2480436807E63C247E517FA9E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_2FB7EE35DE1238CDE519C247E517C9EA" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_134C305A66A17FBB9C82C247E517F7E0" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_2FB7EE35DE1238CDE519C247E517C9EA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_3228EA6CD3FD494E501FC247E5175C40" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_134C305A66A17FBB9C82C247E517F7E0" xlink:to="loc_us-gaap_LiabilitiesCurrent_3228EA6CD3FD494E501FC247E5175C40" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_45A562867840F94978DCC247E5170CFB" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_A9E61271E1B18873B4A7C247E5174CCE" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_45A562867840F94978DCC247E5170CFB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_96F459553F7ABDEB4ED3C247E517D9B7" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_A9E61271E1B18873B4A7C247E5174CCE" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_96F459553F7ABDEB4ED3C247E517D9B7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxLiabilitiesNoncurrent" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesNoncurrent_61400BF17DBAB5DE5B2BC247E517CCB7" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_A9E61271E1B18873B4A7C247E5174CCE" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesNoncurrent_61400BF17DBAB5DE5B2BC247E517CCB7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_us-gaap_Liabilities_D651D5A0C054AAFE521CC247E517DCE6" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_A9E61271E1B18873B4A7C247E5174CCE" xlink:to="loc_us-gaap_Liabilities_D651D5A0C054AAFE521CC247E517DCE6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="loc_us-gaap_CommitmentsAndContingencies_C225C57654BC5E342187C247E5174D1E" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_A9E61271E1B18873B4A7C247E5174CCE" xlink:to="loc_us-gaap_CommitmentsAndContingencies_C225C57654BC5E342187C247E5174D1E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="loc_us-gaap_StockholdersEquityAbstract_430DF308570E3460D9FAC247E517496F" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_A9E61271E1B18873B4A7C247E5174CCE" xlink:to="loc_us-gaap_StockholdersEquityAbstract_430DF308570E3460D9FAC247E517496F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockValue" xlink:label="loc_us-gaap_CommonStockValue_F8FFBE965F9C9DBC92B1C247E517FEEE" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_430DF308570E3460D9FAC247E517496F" xlink:to="loc_us-gaap_CommonStockValue_F8FFBE965F9C9DBC92B1C247E517FEEE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_F753A7EBFEA23D1DF1ABC247E5173A83" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_430DF308570E3460D9FAC247E517496F" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_F753A7EBFEA23D1DF1ABC247E5173A83" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_2F3E2B902DFAC18FD7CCC247E5176A54" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_430DF308570E3460D9FAC247E517496F" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_2F3E2B902DFAC18FD7CCC247E5176A54" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_5E1DD2054B234CB7281FC247E517E9DF" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_430DF308570E3460D9FAC247E517496F" xlink:to="loc_us-gaap_StockholdersEquity_5E1DD2054B234CB7281FC247E517E9DF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_97AEA62CCEAF3944CA8EC247E5171449" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_430DF308570E3460D9FAC247E517496F" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_97AEA62CCEAF3944CA8EC247E5171449" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/CondensedConsolidatedBalanceSheetsUnauditedParenthetical" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_590C434FC7F49677DF15DAD4BEBB0C96" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_2DD8294D81162105E6BEDAD4BEBBECE3" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_590C434FC7F49677DF15DAD4BEBB0C96" xlink:to="loc_us-gaap_AssetsAbstract_2DD8294D81162105E6BEDAD4BEBBECE3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="loc_us-gaap_AssetsCurrentAbstract_566148D587B4B3DDA9B5DAD4BEBBC532" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_2DD8294D81162105E6BEDAD4BEBBECE3" xlink:to="loc_us-gaap_AssetsCurrentAbstract_566148D587B4B3DDA9B5DAD4BEBBC532" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_1D9D182ECA82B5B3D44CDAD4BEBBF5BE" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_566148D587B4B3DDA9B5DAD4BEBBC532" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_1D9D182ECA82B5B3D44CDAD4BEBBF5BE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_6C1C0950E90EB562994DDAD4BEBB4F94" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_590C434FC7F49677DF15DAD4BEBB0C96" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_6C1C0950E90EB562994DDAD4BEBB4F94" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="loc_us-gaap_StockholdersEquityAbstract_A3CA76245A68A10782C9DAD4BEBBF085" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_6C1C0950E90EB562994DDAD4BEBB4F94" xlink:to="loc_us-gaap_StockholdersEquityAbstract_A3CA76245A68A10782C9DAD4BEBBF085" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockNoParValue" xlink:label="loc_us-gaap_CommonStockNoParValue_3587A9511D45D7B353D9DAD4BEBBE1AE" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_A3CA76245A68A10782C9DAD4BEBBF085" xlink:to="loc_us-gaap_CommonStockNoParValue_3587A9511D45D7B353D9DAD4BEBBE1AE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_us-gaap_CommonStockSharesIssued_1B814EE2448211C5172EDAD4BEBB8861" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_A3CA76245A68A10782C9DAD4BEBBF085" xlink:to="loc_us-gaap_CommonStockSharesIssued_1B814EE2448211C5172EDAD4BEBB8861" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/CondensedConsolidatedStatementsOfCashFlowsUnaudited" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_AC610C8FB82EE6FAA509D1DFB99F87AC" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_C85B9F677F54B89AA019D1DFB9A2AC49" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_AC610C8FB82EE6FAA509D1DFB99F87AC" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_C85B9F677F54B89AA019D1DFB9A2AC49" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_B26FC26C05BF50F52A0BD1DFB9A2F2FD" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_C85B9F677F54B89AA019D1DFB9A2AC49" xlink:to="loc_us-gaap_NetIncomeLoss_B26FC26C05BF50F52A0BD1DFB9A2F2FD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_2A7A61170D128ABE7184D1DFB9A30071" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_C85B9F677F54B89AA019D1DFB9A2AC49" xlink:to="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_2A7A61170D128ABE7184D1DFB9A30071" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_D57C5AB8E92321B19195D1DFB9A36BAE" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_2A7A61170D128ABE7184D1DFB9A30071" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_D57C5AB8E92321B19195D1DFB9A36BAE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaap_ShareBasedCompensation_B24757442AD57E931DFCD1DFB9A35F04" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_2A7A61170D128ABE7184D1DFB9A30071" xlink:to="loc_us-gaap_ShareBasedCompensation_B24757442AD57E931DFCD1DFB9A35F04" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProvisionForDoubtfulAccounts" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_FBDDFF62072A4E04488FD1DFB9A399D2" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_2A7A61170D128ABE7184D1DFB9A30071" xlink:to="loc_us-gaap_ProvisionForDoubtfulAccounts_FBDDFF62072A4E04488FD1DFB9A399D2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_42074A1C48E0F9F3DC9FD1DFB9A33BB5" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_2A7A61170D128ABE7184D1DFB9A30071" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_42074A1C48E0F9F3DC9FD1DFB9A33BB5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AmortizationOfFinancingCosts" xlink:label="loc_us-gaap_AmortizationOfFinancingCosts_F091561739D25DCE9D0CD1DFB9A31B0F" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_2A7A61170D128ABE7184D1DFB9A30071" xlink:to="loc_us-gaap_AmortizationOfFinancingCosts_F091561739D25DCE9D0CD1DFB9A31B0F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:label="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_0557682AE3F65266C48BD1DFB9A3B921" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_2A7A61170D128ABE7184D1DFB9A30071" xlink:to="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_0557682AE3F65266C48BD1DFB9A3B921" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8015682A78AECCBDB8B6D1DFB9A3D7F8" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_C85B9F677F54B89AA019D1DFB9A2AC49" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8015682A78AECCBDB8B6D1DFB9A3D7F8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_304150E0A515446F3783D1DFB9A4F089" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8015682A78AECCBDB8B6D1DFB9A3D7F8" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_304150E0A515446F3783D1DFB9A4F089" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_8D32775723040931D464D1DFB9A437FE" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8015682A78AECCBDB8B6D1DFB9A3D7F8" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_8D32775723040931D464D1DFB9A437FE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_FA80FC4B13F24C999D4CD1DFB9A41F06" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8015682A78AECCBDB8B6D1DFB9A3D7F8" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_FA80FC4B13F24C999D4CD1DFB9A41F06" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_198F074A8070F5CB2F93D1DFB9A4DDC6" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8015682A78AECCBDB8B6D1DFB9A3D7F8" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_198F074A8070F5CB2F93D1DFB9A4DDC6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_C43DF92746C2107D3ADED1DFB9A4D5E4" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8015682A78AECCBDB8B6D1DFB9A3D7F8" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_C43DF92746C2107D3ADED1DFB9A4D5E4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet_670C93934C7D4431EAB0D1DFB9A46FC2" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8015682A78AECCBDB8B6D1DFB9A3D7F8" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet_670C93934C7D4431EAB0D1DFB9A46FC2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_DAE6AD5FD86EAE4BD25FD1DFB9A407AA" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8015682A78AECCBDB8B6D1DFB9A3D7F8" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_DAE6AD5FD86EAE4BD25FD1DFB9A407AA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_B3B7FC574CEF23DE76D5D1DFB9A417F1" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_AC610C8FB82EE6FAA509D1DFB99F87AC" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_B3B7FC574CEF23DE76D5D1DFB9A417F1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_F803996A950DC72876A8D1DFB9A586AB" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_B3B7FC574CEF23DE76D5D1DFB9A417F1" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_F803996A950DC72876A8D1DFB9A586AB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromSaleOfProductiveAssets" xlink:label="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_BCFF603CE23809CD0C33D1DFB9A5CE60" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_B3B7FC574CEF23DE76D5D1DFB9A417F1" xlink:to="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_BCFF603CE23809CD0C33D1DFB9A5CE60" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates_04F52FCE3840B6FBE588D1DFB9A5AC22" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_B3B7FC574CEF23DE76D5D1DFB9A417F1" xlink:to="loc_us-gaap_ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates_04F52FCE3840B6FBE588D1DFB9A5AC22" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_72A554E1464359705434D1DFB9A555AD" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_B3B7FC574CEF23DE76D5D1DFB9A417F1" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_72A554E1464359705434D1DFB9A555AD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_1DB847B74FE5C2E2AB68D1DFB9A5DD2F" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_B3B7FC574CEF23DE76D5D1DFB9A417F1" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_1DB847B74FE5C2E2AB68D1DFB9A5DD2F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_442593DA76234EFA6493D1DFB9A5EA83" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_AC610C8FB82EE6FAA509D1DFB99F87AC" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_442593DA76234EFA6493D1DFB9A5EA83" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_D976C17B55157E0D5928D1DFB9A5A340" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_442593DA76234EFA6493D1DFB9A5EA83" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_D976C17B55157E0D5928D1DFB9A5A340" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_E4740D2F30B25C0C2B3AD1DFB9A50B04" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_442593DA76234EFA6493D1DFB9A5EA83" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_E4740D2F30B25C0C2B3AD1DFB9A50B04" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromStockOptionsExercised" xlink:label="loc_us-gaap_ProceedsFromStockOptionsExercised_CE928527356AD77576BDD1DFB9A57D3D" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_442593DA76234EFA6493D1DFB9A5EA83" xlink:to="loc_us-gaap_ProceedsFromStockOptionsExercised_CE928527356AD77576BDD1DFB9A57D3D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_8EF8F417019C7855CF5ED1DFB9A6637D" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_442593DA76234EFA6493D1DFB9A5EA83" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_8EF8F417019C7855CF5ED1DFB9A6637D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_150799740EBA94DFAB5ED1DFB9A61673" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_442593DA76234EFA6493D1DFB9A5EA83" xlink:to="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_150799740EBA94DFAB5ED1DFB9A61673" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_B9166E5BE12BB8EC5657D1DFB9A695F2" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_AC610C8FB82EE6FAA509D1DFB99F87AC" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_B9166E5BE12BB8EC5657D1DFB9A695F2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_6436724E81A3A4314AB3D1DFB9A61B1B" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_AC610C8FB82EE6FAA509D1DFB99F87AC" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_6436724E81A3A4314AB3D1DFB9A61B1B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="loc_us-gaap_SupplementalCashFlowInformationAbstract_52E499E5BFAB981012E6D1DFB9A6722B" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_AC610C8FB82EE6FAA509D1DFB99F87AC" xlink:to="loc_us-gaap_SupplementalCashFlowInformationAbstract_52E499E5BFAB981012E6D1DFB9A6722B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InterestPaid" xlink:label="loc_us-gaap_InterestPaid_99317393D12467167D69D1DFB9A67A88" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_52E499E5BFAB981012E6D1DFB9A6722B" xlink:to="loc_us-gaap_InterestPaid_99317393D12467167D69D1DFB9A67A88" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxesPaid" xlink:label="loc_us-gaap_IncomeTaxesPaid_BA86DA93C8583774BE7DD1DFB9A62690" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_52E499E5BFAB981012E6D1DFB9A6722B" xlink:to="loc_us-gaap_IncomeTaxesPaid_BA86DA93C8583774BE7DD1DFB9A62690" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromIncomeTaxRefunds" xlink:label="loc_us-gaap_ProceedsFromIncomeTaxRefunds_A2BD0E6C501E8524B9A7D1DFB9A6A4BF" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_52E499E5BFAB981012E6D1DFB9A6722B" xlink:to="loc_us-gaap_ProceedsFromIncomeTaxRefunds_A2BD0E6C501E8524B9A7D1DFB9A6A4BF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CapitalExpendituresIncurredButNotYetPaid" xlink:label="loc_us-gaap_CapitalExpendituresIncurredButNotYetPaid_69D6EF6977AFC9961979D1DFB9A654B6" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_52E499E5BFAB981012E6D1DFB9A6722B" xlink:to="loc_us-gaap_CapitalExpendituresIncurredButNotYetPaid_69D6EF6977AFC9961979D1DFB9A654B6" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/CondensedConsolidatedStatementsOfIncomeUnaudited" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="loc_us-gaap_IncomeStatementAbstract_7A52E3CC776C68F36D23C24865E91472" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RevenuesAbstract" xlink:label="loc_us-gaap_RevenuesAbstract_298496F6C0457AC21FFCC24865E9EB08" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_7A52E3CC776C68F36D23C24865E91472" xlink:to="loc_us-gaap_RevenuesAbstract_298496F6C0457AC21FFCC24865E9EB08" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SalesRevenueGoodsNet" xlink:label="loc_us-gaap_SalesRevenueGoodsNet_96678B724377587AE712C24865E966EB" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_298496F6C0457AC21FFCC24865E9EB08" xlink:to="loc_us-gaap_SalesRevenueGoodsNet_96678B724377587AE712C24865E966EB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SalesRevenueServicesNet" xlink:label="loc_us-gaap_SalesRevenueServicesNet_2C1B8DEB87A8C656F8D9C24865E975C8" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_298496F6C0457AC21FFCC24865E9EB08" xlink:to="loc_us-gaap_SalesRevenueServicesNet_2C1B8DEB87A8C656F8D9C24865E975C8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_Revenues" xlink:label="loc_us-gaap_Revenues_275D4FDC40122B70D164C24865E90523" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_298496F6C0457AC21FFCC24865E9EB08" xlink:to="loc_us-gaap_Revenues_275D4FDC40122B70D164C24865E90523" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="loc_us-gaap_OperatingExpensesAbstract_6D8A616096150F5F90EBC24865E96EF2" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_7A52E3CC776C68F36D23C24865E91472" xlink:to="loc_us-gaap_OperatingExpensesAbstract_6D8A616096150F5F90EBC24865E96EF2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CostOfGoodsAndServicesSoldAbstract" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSoldAbstract_2BD0381FD9455F289D1CC24865E9C602" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_6D8A616096150F5F90EBC24865E96EF2" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSoldAbstract_2BD0381FD9455F289D1CC24865E9C602" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CostOfGoodsSold" xlink:label="loc_us-gaap_CostOfGoodsSold_4D78D88B92926E97176FC24865E9B4EA" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostOfGoodsAndServicesSoldAbstract_2BD0381FD9455F289D1CC24865E9C602" xlink:to="loc_us-gaap_CostOfGoodsSold_4D78D88B92926E97176FC24865E9B4EA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CostOfServices" xlink:label="loc_us-gaap_CostOfServices_E05C790D5239B497F569C24865E9AFC8" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostOfGoodsAndServicesSoldAbstract_2BD0381FD9455F289D1CC24865E9C602" xlink:to="loc_us-gaap_CostOfServices_E05C790D5239B497F569C24865E9AFC8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CostOfGoodsAndServicesSold" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_2062DB5844B9DE4C1B29C24865E964D5" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostOfGoodsAndServicesSoldAbstract_2BD0381FD9455F289D1CC24865E9C602" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_2062DB5844B9DE4C1B29C24865E964D5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_D9297C90DEA08134446FC24865E9BC81" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_6D8A616096150F5F90EBC24865E96EF2" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_D9297C90DEA08134446FC24865E9BC81" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax" xlink:label="loc_us-gaap_DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax_D19D7B06F09749281649C24865E92996" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_6D8A616096150F5F90EBC24865E96EF2" xlink:to="loc_us-gaap_DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax_D19D7B06F09749281649C24865E92996" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_21C14693C6594423EBB5C24865E9B519" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_6D8A616096150F5F90EBC24865E96EF2" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_21C14693C6594423EBB5C24865E9B519" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingExpenses" xlink:label="loc_us-gaap_OperatingExpenses_29BDD2634D8FDB1914A6C24865E913B1" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_6D8A616096150F5F90EBC24865E96EF2" xlink:to="loc_us-gaap_OperatingExpenses_29BDD2634D8FDB1914A6C24865E913B1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_82479E9A54EFABB82C7FC24865E964A1" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_7A52E3CC776C68F36D23C24865E91472" xlink:to="loc_us-gaap_OperatingIncomeLoss_82479E9A54EFABB82C7FC24865E964A1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpenseAbstract" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpenseAbstract_E2F19DEFBF81AE5B03C6C24865E994A0" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_7A52E3CC776C68F36D23C24865E91472" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpenseAbstract_E2F19DEFBF81AE5B03C6C24865E994A0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InterestExpense" xlink:label="loc_us-gaap_InterestExpense_A1081DBCE3E7925A5830C24865E9BCF0" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpenseAbstract_E2F19DEFBF81AE5B03C6C24865E994A0" xlink:to="loc_us-gaap_InterestExpense_A1081DBCE3E7925A5830C24865E9BCF0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InvestmentIncomeInterest" xlink:label="loc_us-gaap_InvestmentIncomeInterest_9F4C48CB7B354049612BC24865E9E3BF" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpenseAbstract_E2F19DEFBF81AE5B03C6C24865E994A0" xlink:to="loc_us-gaap_InvestmentIncomeInterest_9F4C48CB7B354049612BC24865E9E3BF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_81ECD2CB0515E3AD2418C24865E96663" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpenseAbstract_E2F19DEFBF81AE5B03C6C24865E994A0" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_81ECD2CB0515E3AD2418C24865E96663" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_E33D880BBAA9A05EED19C24865E9BA8C" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpenseAbstract_E2F19DEFBF81AE5B03C6C24865E994A0" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_E33D880BBAA9A05EED19C24865E9BA8C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_FEB5D0D82AF98AE978B8C24865E90EEF" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpenseAbstract_E2F19DEFBF81AE5B03C6C24865E994A0" xlink:to="loc_us-gaap_NonoperatingIncomeExpense_FEB5D0D82AF98AE978B8C24865E90EEF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_90EF2667432E94F4D4F4C24865E9BF9B" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_7A52E3CC776C68F36D23C24865E91472" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_90EF2667432E94F4D4F4C24865E9BF9B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_92B3F7217023562F05B7C24865E96AD3" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_7A52E3CC776C68F36D23C24865E91472" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_92B3F7217023562F05B7C24865E96AD3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_CBD79ADD7DDB88ED8A7AC24865E9DE02" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_7A52E3CC776C68F36D23C24865E91472" xlink:to="loc_us-gaap_NetIncomeLoss_CBD79ADD7DDB88ED8A7AC24865E9DE02" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_DFC94DC2368B061D7DD6C24865E994A7" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_7A52E3CC776C68F36D23C24865E91472" xlink:to="loc_us-gaap_EarningsPerShareAbstract_DFC94DC2368B061D7DD6C24865E994A7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_us-gaap_EarningsPerShareBasic_EB572EBFCBCCC431A66CC24865E9BE40" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_DFC94DC2368B061D7DD6C24865E994A7" xlink:to="loc_us-gaap_EarningsPerShareBasic_EB572EBFCBCCC431A66CC24865E9BE40" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_us-gaap_EarningsPerShareDiluted_DE90CF25BB8AD70123F5C24865E99703" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_DFC94DC2368B061D7DD6C24865E994A7" xlink:to="loc_us-gaap_EarningsPerShareDiluted_DE90CF25BB8AD70123F5C24865E99703" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_3BB54CE9DEFD73B60F07C24865E9259D" xlink:type="locator" />
    <presentationArc order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_7A52E3CC776C68F36D23C24865E91472" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_3BB54CE9DEFD73B60F07C24865E9259D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_87FB3BA09A3D946DFCE8C24865E931B8" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_3BB54CE9DEFD73B60F07C24865E9259D" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_87FB3BA09A3D946DFCE8C24865E931B8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_B2DCB6CC18D15124B817C24865E996AF" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_3BB54CE9DEFD73B60F07C24865E9259D" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_B2DCB6CC18D15124B817C24865E996AF" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/CondensedConsolidatedStatementsOfShareholdersEquityAndComprehensiveIncomeUnaudited" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract_E877DF47BD64B5DF77C4DAD4BEB1BFF0" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_2B80912F7FBD5DA50BFBDAD4BEB1234D" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_E877DF47BD64B5DF77C4DAD4BEB1BFF0" xlink:to="loc_us-gaap_StatementTable_2B80912F7FBD5DA50BFBDAD4BEB1234D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_19C0589E293286B36262DAD4BEB16BC7" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_2B80912F7FBD5DA50BFBDAD4BEB1234D" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_19C0589E293286B36262DAD4BEB16BC7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_C9E85F1B22ACFC5D0B7DDAD4BEB1630B" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_19C0589E293286B36262DAD4BEB16BC7" xlink:to="loc_us-gaap_EquityComponentDomain_C9E85F1B22ACFC5D0B7DDAD4BEB1630B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaap_CommonStockMember_1DD45968B49C654A67F8DAD4BEB184C6" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_C9E85F1B22ACFC5D0B7DDAD4BEB1630B" xlink:to="loc_us-gaap_CommonStockMember_1DD45968B49C654A67F8DAD4BEB184C6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_us-gaap_RetainedEarningsMember_9DB807A0C373B147F3B9DAD4BEB19877" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_C9E85F1B22ACFC5D0B7DDAD4BEB1630B" xlink:to="loc_us-gaap_RetainedEarningsMember_9DB807A0C373B147F3B9DAD4BEB19877" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_9D8FB196EC881D0B4F36DAD4BEB1E924" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_C9E85F1B22ACFC5D0B7DDAD4BEB1630B" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_9D8FB196EC881D0B4F36DAD4BEB1E924" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_D0252817F995C2A9DD23DAD4BEB1E43A" xlink:type="locator" />
    <presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_2B80912F7FBD5DA50BFBDAD4BEB1234D" xlink:to="loc_us-gaap_StatementLineItems_D0252817F995C2A9DD23DAD4BEB1E43A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7761B7D1F9005724E492DAD4BEB10E4B" xlink:type="locator" />
    <presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_D0252817F995C2A9DD23DAD4BEB1E43A" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7761B7D1F9005724E492DAD4BEB10E4B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_005291BAB2E1739CCC99DAD4BEB18FAE" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7761B7D1F9005724E492DAD4BEB10E4B" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_005291BAB2E1739CCC99DAD4BEB18FAE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_6A5322EC678C9B4C3F0DDAD4BEB1D884" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7761B7D1F9005724E492DAD4BEB10E4B" xlink:to="loc_us-gaap_StockholdersEquity_6A5322EC678C9B4C3F0DDAD4BEB1D884" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_39F26AE634AE54FE7AF3DAD4BEB16138" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7761B7D1F9005724E492DAD4BEB10E4B" xlink:to="loc_us-gaap_NetIncomeLoss_39F26AE634AE54FE7AF3DAD4BEB16138" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_EEA4E61497174384C480DAD4BEB1E9E7" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7761B7D1F9005724E492DAD4BEB10E4B" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_EEA4E61497174384C480DAD4BEB1E9E7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_17585DDE2D0A5CA32D2EDAD4BEB16CE5" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7761B7D1F9005724E492DAD4BEB10E4B" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_17585DDE2D0A5CA32D2EDAD4BEB16CE5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_87800E176B2E2670C155DAD4BEB116D5" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7761B7D1F9005724E492DAD4BEB10E4B" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_87800E176B2E2670C155DAD4BEB116D5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_D479B7B3BD61ABD0D5B3DAD4BEB1114C" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_7761B7D1F9005724E492DAD4BEB10E4B" xlink:to="loc_us-gaap_StockholdersEquity_D479B7B3BD61ABD0D5B3DAD4BEB1114C" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/DetailsOfCertainAccounts" xlink:type="extended">
    <loc xlink:href="teso-20120930.xsd#teso_DetailsOfCertainAccountsAbstract" xlink:label="loc_teso_DetailsOfCertainAccountsAbstract_C9DF24678FCD549F2EFFDAD4BEA78E3E" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SupplementalBalanceSheetDisclosuresTextBlock" xlink:label="loc_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_94FD8583DA555EC8C1F7DAD4BEA75891" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_DetailsOfCertainAccountsAbstract_C9DF24678FCD549F2EFFDAD4BEA78E3E" xlink:to="loc_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_94FD8583DA555EC8C1F7DAD4BEA75891" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/DetailsOfCertainAccountsAccruedAndOtherCurrentLiabilitiesDetails" xlink:type="extended">
    <loc xlink:href="teso-20120930.xsd#teso_DetailsOfCertainAccountsAbstract" xlink:label="loc_teso_DetailsOfCertainAccountsAbstract_A41C8241D56472586376DAD4BECFB7BF" xlink:type="locator" />
    <loc xlink:href="teso-20120930.xsd#teso_AccruedPayrollAndBenefits" xlink:label="loc_teso_AccruedPayrollAndBenefits_6A00E9FC2C343C1A48E9DAD4BECF6E8C" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_DetailsOfCertainAccountsAbstract_A41C8241D56472586376DAD4BECFB7BF" xlink:to="loc_teso_AccruedPayrollAndBenefits_6A00E9FC2C343C1A48E9DAD4BECF6E8C" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_AccrualForForeignWithholdingTaxClaim" xlink:label="loc_teso_AccrualForForeignWithholdingTaxClaim_B8BFC9921F5AB9925083DAD4BECFECC5" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_DetailsOfCertainAccountsAbstract_A41C8241D56472586376DAD4BECFB7BF" xlink:to="loc_teso_AccrualForForeignWithholdingTaxClaim_B8BFC9921F5AB9925083DAD4BECFECC5" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_AccruedTaxesOtherThanIncomeTaxesCurrent" xlink:label="loc_teso_AccruedTaxesOtherThanIncomeTaxesCurrent_C89186B3B011BBAB6D62DAD4BECF8980" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_DetailsOfCertainAccountsAbstract_A41C8241D56472586376DAD4BECFB7BF" xlink:to="loc_teso_AccruedTaxesOtherThanIncomeTaxesCurrent_C89186B3B011BBAB6D62DAD4BECF8980" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_ADA3BCB9A91B1202628FDAD4BECF581F" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_DetailsOfCertainAccountsAbstract_A41C8241D56472586376DAD4BECFB7BF" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_ADA3BCB9A91B1202628FDAD4BECF581F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_A3ACED237C21A0A81807DAD4BECFFC9C" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_DetailsOfCertainAccountsAbstract_A41C8241D56472586376DAD4BECFB7BF" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_A3ACED237C21A0A81807DAD4BECFFC9C" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/DetailsOfCertainAccountsPrepaidAndOtherCurrentAssetsDetails" xlink:type="extended">
    <loc xlink:href="teso-20120930.xsd#teso_DetailsOfCertainAccountsAbstract" xlink:label="loc_teso_DetailsOfCertainAccountsAbstract_AC6039E78C6BBCB3ABF4DAD4BE89D7A3" xlink:type="locator" />
    <loc xlink:href="teso-20120930.xsd#teso_PrepaidTaxesOtherThanIncome" xlink:label="loc_teso_PrepaidTaxesOtherThanIncome_FA49A372BC1F0B7AF786DAD4BE89F39C" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_DetailsOfCertainAccountsAbstract_AC6039E78C6BBCB3ABF4DAD4BE89D7A3" xlink:to="loc_teso_PrepaidTaxesOtherThanIncome_FA49A372BC1F0B7AF786DAD4BE89F39C" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_DepositsPrepaid" xlink:label="loc_teso_DepositsPrepaid_E6E8F3A5BCCC4DF62B59DAD4BE89281E" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_DetailsOfCertainAccountsAbstract_AC6039E78C6BBCB3ABF4DAD4BE89D7A3" xlink:to="loc_teso_DepositsPrepaid_E6E8F3A5BCCC4DF62B59DAD4BE89281E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PrepaidInsurance" xlink:label="loc_us-gaap_PrepaidInsurance_C4CC8192484644BEB3C5DAD4BE89BC8C" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_DetailsOfCertainAccountsAbstract_AC6039E78C6BBCB3ABF4DAD4BE89D7A3" xlink:to="loc_us-gaap_PrepaidInsurance_C4CC8192484644BEB3C5DAD4BE89BC8C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherPrepaidExpenseCurrent" xlink:label="loc_us-gaap_OtherPrepaidExpenseCurrent_F3A1E8066CC20700A067DAD4BE8991FF" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_DetailsOfCertainAccountsAbstract_AC6039E78C6BBCB3ABF4DAD4BE89D7A3" xlink:to="loc_us-gaap_OtherPrepaidExpenseCurrent_F3A1E8066CC20700A067DAD4BE8991FF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_672E32CE554D14271709DAD4BE897550" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_DetailsOfCertainAccountsAbstract_AC6039E78C6BBCB3ABF4DAD4BE89D7A3" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_672E32CE554D14271709DAD4BE897550" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_DeferredJobCosts" xlink:label="loc_teso_DeferredJobCosts_0861C4948E5A7141D83BDAD4BE8999FE" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_DetailsOfCertainAccountsAbstract_AC6039E78C6BBCB3ABF4DAD4BE89D7A3" xlink:to="loc_teso_DeferredJobCosts_0861C4948E5A7141D83BDAD4BE8999FE" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_NonTradeReceivables1" xlink:label="loc_teso_NonTradeReceivables1_C6B523F666DA0AAB8860DAD4BE897C64" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_DetailsOfCertainAccountsAbstract_AC6039E78C6BBCB3ABF4DAD4BE89D7A3" xlink:to="loc_teso_NonTradeReceivables1_C6B523F666DA0AAB8860DAD4BE897C64" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_D84142EA774E4272B7C7DAD4BE89E795" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_DetailsOfCertainAccountsAbstract_AC6039E78C6BBCB3ABF4DAD4BE89D7A3" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_D84142EA774E4272B7C7DAD4BE89E795" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/DetailsOfCertainAccountsTables" xlink:type="extended">
    <loc xlink:href="teso-20120930.xsd#teso_DetailsOfCertainAccountsAbstract" xlink:label="loc_teso_DetailsOfCertainAccountsAbstract_BE00F86FCE27216040DDDAD4BE894E2F" xlink:type="locator" />
    <loc xlink:href="teso-20120930.xsd#teso_ScheduleOfPrepaidAndOtherCurrentAssetsTableTextBlock" xlink:label="loc_teso_ScheduleOfPrepaidAndOtherCurrentAssetsTableTextBlock_45C2DDE06F47F921B6CEDAD4BE890607" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_DetailsOfCertainAccountsAbstract_BE00F86FCE27216040DDDAD4BE894E2F" xlink:to="loc_teso_ScheduleOfPrepaidAndOtherCurrentAssetsTableTextBlock_45C2DDE06F47F921B6CEDAD4BE890607" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_6991F51D1FE3E128670EDAD4BE89C115" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_DetailsOfCertainAccountsAbstract_BE00F86FCE27216040DDDAD4BE894E2F" xlink:to="loc_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_6991F51D1FE3E128670EDAD4BE89C115" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/DocumentAndEntityInformation" xlink:type="extended">
    <loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentInformationTable" xlink:label="loc_dei_DocumentInformationTable_A8E8730541E088601C27DAD4BE934907" xlink:type="locator" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentInformationDocumentAxis" xlink:label="loc_dei_DocumentInformationDocumentAxis_A23BA70B2DF5EE8F3AA9DAD4BE932A90" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationTable_A8E8730541E088601C27DAD4BE934907" xlink:to="loc_dei_DocumentInformationDocumentAxis_A23BA70B2DF5EE8F3AA9DAD4BE932A90" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentDomain" xlink:label="loc_dei_DocumentDomain_38816907A5460D58F916DAD4BE937C3F" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationDocumentAxis_A23BA70B2DF5EE8F3AA9DAD4BE932A90" xlink:to="loc_dei_DocumentDomain_38816907A5460D58F916DAD4BE937C3F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentInformationLineItems" xlink:label="loc_dei_DocumentInformationLineItems_2B205865A648977C4515DAD4BE93BD58" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationTable_A8E8730541E088601C27DAD4BE934907" xlink:to="loc_dei_DocumentInformationLineItems_2B205865A648977C4515DAD4BE93BD58" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityRegistrantName" xlink:label="loc_dei_EntityRegistrantName_AD42A949DE6BDD054170DAD4BE93153A" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_2B205865A648977C4515DAD4BE93BD58" xlink:to="loc_dei_EntityRegistrantName_AD42A949DE6BDD054170DAD4BE93153A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="loc_dei_EntityCentralIndexKey_175C7AB019230F916ECEDAD4BE935057" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_2B205865A648977C4515DAD4BE93BD58" xlink:to="loc_dei_EntityCentralIndexKey_175C7AB019230F916ECEDAD4BE935057" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="loc_dei_CurrentFiscalYearEndDate_77A9FFEE0B2BF69CF07CDAD4BE933991" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_2B205865A648977C4515DAD4BE93BD58" xlink:to="loc_dei_CurrentFiscalYearEndDate_77A9FFEE0B2BF69CF07CDAD4BE933991" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityFilerCategory" xlink:label="loc_dei_EntityFilerCategory_CFB19D0BA56C312ECB55DAD4BE930955" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_2B205865A648977C4515DAD4BE93BD58" xlink:to="loc_dei_EntityFilerCategory_CFB19D0BA56C312ECB55DAD4BE930955" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentType" xlink:label="loc_dei_DocumentType_E77E2729AE949DE1FFE0DAD4BE939DC8" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_2B205865A648977C4515DAD4BE93BD58" xlink:to="loc_dei_DocumentType_E77E2729AE949DE1FFE0DAD4BE939DC8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="loc_dei_DocumentPeriodEndDate_FE668F00670C4D647EC9DAD4BE93B097" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_2B205865A648977C4515DAD4BE93BD58" xlink:to="loc_dei_DocumentPeriodEndDate_FE668F00670C4D647EC9DAD4BE93B097" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="loc_dei_DocumentFiscalYearFocus_AEF081AE3A3FB9073018DAD4BE93FC18" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_2B205865A648977C4515DAD4BE93BD58" xlink:to="loc_dei_DocumentFiscalYearFocus_AEF081AE3A3FB9073018DAD4BE93FC18" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="loc_dei_DocumentFiscalPeriodFocus_A724EFD5469DA7464AD8DAD4BE938775" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_2B205865A648977C4515DAD4BE93BD58" xlink:to="loc_dei_DocumentFiscalPeriodFocus_A724EFD5469DA7464AD8DAD4BE938775" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_AmendmentFlag" xlink:label="loc_dei_AmendmentFlag_A8282785736CE9FE5AD1DAD4BE936D53" xlink:type="locator" />
    <presentationArc order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_2B205865A648977C4515DAD4BE93BD58" xlink:to="loc_dei_AmendmentFlag_A8282785736CE9FE5AD1DAD4BE936D53" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_F01C1B4A80C94158ABA9DAD4BE937809" xlink:type="locator" />
    <presentationArc order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_DocumentInformationLineItems_2B205865A648977C4515DAD4BE93BD58" xlink:to="loc_dei_EntityCommonStockSharesOutstanding_F01C1B4A80C94158ABA9DAD4BE937809" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/EarningsPerShare" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_2C943FD96B015E48429EDAD4BEA77F5F" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EarningsPerShareTextBlock" xlink:label="loc_us-gaap_EarningsPerShareTextBlock_370D5C9577F681FD3ED1DAD4BEA77B77" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_2C943FD96B015E48429EDAD4BEA77F5F" xlink:to="loc_us-gaap_EarningsPerShareTextBlock_370D5C9577F681FD3ED1DAD4BEA77B77" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/EarningsPerShareDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_260A2E6D8AA973163DFBDAD4BE894CEB" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_ED9D64FE0DD30F9C77BCDAD4BE894336" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_260A2E6D8AA973163DFBDAD4BE894CEB" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_ED9D64FE0DD30F9C77BCDAD4BE894336" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_64EF862026FB0BDDC1EEDAD4BE8976F3" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_260A2E6D8AA973163DFBDAD4BE894CEB" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_64EF862026FB0BDDC1EEDAD4BE8976F3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_5C21957D6746F79ABE07DAD4BE89DECC" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_260A2E6D8AA973163DFBDAD4BE894CEB" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_5C21957D6746F79ABE07DAD4BE89DECC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable" xlink:label="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_97E6169A32426212BCEFDAD4BE898ECA" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_260A2E6D8AA973163DFBDAD4BE894CEB" xlink:to="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_97E6169A32426212BCEFDAD4BE898ECA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_7BE4E7EED0F6395BEF5EDAD4BE8945EE" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_97E6169A32426212BCEFDAD4BE898ECA" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_7BE4E7EED0F6395BEF5EDAD4BE8945EE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AntidilutiveSecuritiesNameDomain" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_9A51A75AF27A78E44175DAD4BE89A21B" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_7BE4E7EED0F6395BEF5EDAD4BE8945EE" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_9A51A75AF27A78E44175DAD4BE89A21B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockOptionsMember" xlink:label="loc_us-gaap_StockOptionsMember_3132B78BA7720AA7F936DAD4BE895158" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_9A51A75AF27A78E44175DAD4BE89A21B" xlink:to="loc_us-gaap_StockOptionsMember_3132B78BA7720AA7F936DAD4BE895158" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_F2256B2E86AE98C2C271DAD4BE892B6D" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_97E6169A32426212BCEFDAD4BE898ECA" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_F2256B2E86AE98C2C271DAD4BE892B6D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_15DD842E85EE634DBF98DAD4BE89F883" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_F2256B2E86AE98C2C271DAD4BE892B6D" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_15DD842E85EE634DBF98DAD4BE89F883" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/EarningsPerShareTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_6FA4F7A2F412ACBA9D7CDAD4BE9D4204" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_A3F29A23B854EA9E78C1DAD4BE9D61A8" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_6FA4F7A2F412ACBA9D7CDAD4BE9D4204" xlink:to="loc_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_A3F29A23B854EA9E78C1DAD4BE9D61A8" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/IncomeTaxes" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_C0C51A2821F88943F4F7DAD4BED952E1" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="loc_us-gaap_IncomeTaxDisclosureTextBlock_8CB094D0B8F08A29BD9FDAD4BED9C84C" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_C0C51A2821F88943F4F7DAD4BED952E1" xlink:to="loc_us-gaap_IncomeTaxDisclosureTextBlock_8CB094D0B8F08A29BD9FDAD4BED9C84C" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/IncomeTaxesDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_AC0F0D0BE01F5D9B7C86C26E2CCF1EC2" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_023BE3F373F160919AF8C26E2CCF31C0" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_AC0F0D0BE01F5D9B7C86C26E2CCF1EC2" xlink:to="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_023BE3F373F160919AF8C26E2CCF31C0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_AC4C83E92A1FF4ABB697C26E2CCF0223" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_AC0F0D0BE01F5D9B7C86C26E2CCF1EC2" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_AC4C83E92A1FF4ABB697C26E2CCF0223" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_71C8FBD8672D26594B73C26E2CCF9AFB" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_AC0F0D0BE01F5D9B7C86C26E2CCF1EC2" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_71C8FBD8672D26594B73C26E2CCF9AFB" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/IncomeTaxesNarrativeDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_8331B7B6A56F2528F3D4C275E64CC17A" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxExaminationTable" xlink:label="loc_us-gaap_IncomeTaxExaminationTable_FC993547A6AFE8AAC1E3C27B20090F41" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_8331B7B6A56F2528F3D4C275E64CC17A" xlink:to="loc_us-gaap_IncomeTaxExaminationTable_FC993547A6AFE8AAC1E3C27B20090F41" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_E28B4D5CE85D833752F4C27EC1877214" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxExaminationTable_FC993547A6AFE8AAC1E3C27B20090F41" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_E28B4D5CE85D833752F4C27EC1877214" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_F9020F5B72937B8D6277C27EC597B62E" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_E28B4D5CE85D833752F4C27EC1877214" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_F9020F5B72937B8D6277C27EC597B62E" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_AccruedAndOtherCurrentLiabilitiesMember" xlink:label="loc_teso_AccruedAndOtherCurrentLiabilitiesMember_A0F9D07C129B7459BF19C2A4C0075AE7" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_F9020F5B72937B8D6277C27EC597B62E" xlink:to="loc_teso_AccruedAndOtherCurrentLiabilitiesMember_A0F9D07C129B7459BF19C2A4C0075AE7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherLiabilitiesMember" xlink:label="loc_us-gaap_OtherLiabilitiesMember_11FC5EE3FFF0EEE1E513C2A50841430B" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_F9020F5B72937B8D6277C27EC597B62E" xlink:to="loc_us-gaap_OtherLiabilitiesMember_11FC5EE3FFF0EEE1E513C2A50841430B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxAuthorityAxis" xlink:label="loc_us-gaap_IncomeTaxAuthorityAxis_E094EE48259FA924C215C27B20098973" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxExaminationTable_FC993547A6AFE8AAC1E3C27B20090F41" xlink:to="loc_us-gaap_IncomeTaxAuthorityAxis_E094EE48259FA924C215C27B20098973" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_8D84B2A7795F7158D024C27B2009FCA1" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_E094EE48259FA924C215C27B20098973" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_8D84B2A7795F7158D024C27B2009FCA1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ForeignCountryMember" xlink:label="loc_us-gaap_ForeignCountryMember_2ECFCF6FBE72476078C5C27B730BB4EE" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_8D84B2A7795F7158D024C27B2009FCA1" xlink:to="loc_us-gaap_ForeignCountryMember_2ECFCF6FBE72476078C5C27B730BB4EE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxExaminationLineItems" xlink:label="loc_us-gaap_IncomeTaxExaminationLineItems_94BDC9F6FD391309EA68C27B20098D0D" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxExaminationTable_FC993547A6AFE8AAC1E3C27B20090F41" xlink:to="loc_us-gaap_IncomeTaxExaminationLineItems_94BDC9F6FD391309EA68C27B20098D0D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_32AC8E312C457B2967E5C2A96869E488" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxExaminationLineItems_94BDC9F6FD391309EA68C27B20098D0D" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_32AC8E312C457B2967E5C2A96869E488" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_PercentageImpactOnEffectiveTaxRate" xlink:label="loc_teso_PercentageImpactOnEffectiveTaxRate_4F68C2F0F83F067B23E4C2A96869F468" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxExaminationLineItems_94BDC9F6FD391309EA68C27B20098D0D" xlink:to="loc_teso_PercentageImpactOnEffectiveTaxRate_4F68C2F0F83F067B23E4C2A96869F468" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxExaminationIncreaseDecreaseInLiabilityFromPriorYear" xlink:label="loc_us-gaap_IncomeTaxExaminationIncreaseDecreaseInLiabilityFromPriorYear_EA6CEA85A433EBD57880C2A96873606A" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxExaminationLineItems_94BDC9F6FD391309EA68C27B20098D0D" xlink:to="loc_us-gaap_IncomeTaxExaminationIncreaseDecreaseInLiabilityFromPriorYear_EA6CEA85A433EBD57880C2A96873606A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LiabilityForUncertainTaxPositionsNoncurrent" xlink:label="loc_us-gaap_LiabilityForUncertainTaxPositionsNoncurrent_1FCE81841E688E8D1EC3C2A96873D17A" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxExaminationLineItems_94BDC9F6FD391309EA68C27B20098D0D" xlink:to="loc_us-gaap_LiabilityForUncertainTaxPositionsNoncurrent_1FCE81841E688E8D1EC3C2A96873D17A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities_0069CF104DE30667906DC2A96873A48C" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxExaminationLineItems_94BDC9F6FD391309EA68C27B20098D0D" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities_0069CF104DE30667906DC2A96873A48C" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/IncomeTaxesTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_7ACF53200A2D784108A9DAD4BECFCBF0" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_0A4EEBFB34B367DC93E3DAD4BECFE9F9" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_7ACF53200A2D784108A9DAD4BECFCBF0" xlink:to="loc_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_0A4EEBFB34B367DC93E3DAD4BECFE9F9" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/Inventories" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryDisclosureAbstract" xlink:label="loc_us-gaap_InventoryDisclosureAbstract_54D5C59AF147E9FF111DDAD4BEC5F515" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryDisclosureTextBlock" xlink:label="loc_us-gaap_InventoryDisclosureTextBlock_A390AD3FFF3953BEA75ADAD4BEC54716" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_54D5C59AF147E9FF111DDAD4BEC5F515" xlink:to="loc_us-gaap_InventoryDisclosureTextBlock_A390AD3FFF3953BEA75ADAD4BEC54716" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/InventoriesDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryDisclosureAbstract" xlink:label="loc_us-gaap_InventoryDisclosureAbstract_7485D4DEBB935259AEEEDAD4BECF72E9" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryValuationReserves" xlink:label="loc_us-gaap_InventoryValuationReserves_1135C957EFDB2BC3A25BDAD4BECF7E7D" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_7485D4DEBB935259AEEEDAD4BECF72E9" xlink:to="loc_us-gaap_InventoryValuationReserves_1135C957EFDB2BC3A25BDAD4BECF7E7D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryRawMaterialsNetOfReserves" xlink:label="loc_us-gaap_InventoryRawMaterialsNetOfReserves_E48177F6A1897458932EDAD4BECFC8B0" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_7485D4DEBB935259AEEEDAD4BECF72E9" xlink:to="loc_us-gaap_InventoryRawMaterialsNetOfReserves_E48177F6A1897458932EDAD4BECFC8B0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryWorkInProcessNetOfReserves" xlink:label="loc_us-gaap_InventoryWorkInProcessNetOfReserves_3F22CD4662463DF090B2DAD4BECF5421" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_7485D4DEBB935259AEEEDAD4BECF72E9" xlink:to="loc_us-gaap_InventoryWorkInProcessNetOfReserves_3F22CD4662463DF090B2DAD4BECF5421" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves" xlink:label="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_FC6485375B04009ED8D2DAD4BECFBFAE" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_7485D4DEBB935259AEEEDAD4BECF72E9" xlink:to="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_FC6485375B04009ED8D2DAD4BECFBFAE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_us-gaap_InventoryNet_DAF2BAE345FA185DC9AEDAD4BECF3E89" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_7485D4DEBB935259AEEEDAD4BECF72E9" xlink:to="loc_us-gaap_InventoryNet_DAF2BAE345FA185DC9AEDAD4BECF3E89" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/InventoriesTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryDisclosureAbstract" xlink:label="loc_us-gaap_InventoryDisclosureAbstract_490CADFB09A8FC87F9E1DAD4BE9DE411" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_7D7666ABA5C435152781DAD4BE9D73F2" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_490CADFB09A8FC87F9E1DAD4BE9DE411" xlink:to="loc_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_7D7666ABA5C435152781DAD4BE9D73F2" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/LongTermDebt" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="loc_us-gaap_DebtDisclosureAbstract_12C257F3E28253FBAF69DAD4BECF2B56" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongTermDebtTextBlock" xlink:label="loc_us-gaap_LongTermDebtTextBlock_EFAE0088041ED2210734DAD4BECFF536" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_12C257F3E28253FBAF69DAD4BECF2B56" xlink:to="loc_us-gaap_LongTermDebtTextBlock_EFAE0088041ED2210734DAD4BECFF536" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/LongTermDebtDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="loc_us-gaap_DebtDisclosureAbstract_2122E9EA5F32461115F4DAD4BECF041D" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="loc_us-gaap_DebtInstrumentTable_6D12B24589BFCC247D91DAD4BECFED57" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_2122E9EA5F32461115F4DAD4BECF041D" xlink:to="loc_us-gaap_DebtInstrumentTable_6D12B24589BFCC247D91DAD4BECFED57" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_58CFA3F3D4B10FD5EF8ADAD4BECF7811" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_6D12B24589BFCC247D91DAD4BECFED57" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_58CFA3F3D4B10FD5EF8ADAD4BECF7811" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_77332018DDB705A73936DAD4BECFE57D" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_58CFA3F3D4B10FD5EF8ADAD4BECF7811" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_77332018DDB705A73936DAD4BECFE57D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CapitalLeaseObligationsMember" xlink:label="loc_us-gaap_CapitalLeaseObligationsMember_D88D4EB557F027CB44EEDAD4BECFF1DD" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_77332018DDB705A73936DAD4BECFE57D" xlink:to="loc_us-gaap_CapitalLeaseObligationsMember_D88D4EB557F027CB44EEDAD4BECFF1DD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NotesPayableOtherPayablesMember" xlink:label="loc_us-gaap_NotesPayableOtherPayablesMember_07C65B1A549EC617670FDAD4BECF4E02" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_77332018DDB705A73936DAD4BECFE57D" xlink:to="loc_us-gaap_NotesPayableOtherPayablesMember_07C65B1A549EC617670FDAD4BECF4E02" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaap_DebtInstrumentLineItems_2674B684143E1619A03FDAD4BECF1E18" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_6D12B24589BFCC247D91DAD4BECFED57" xlink:to="loc_us-gaap_DebtInstrumentLineItems_2674B684143E1619A03FDAD4BECF1E18" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongTermDebt" xlink:label="loc_us-gaap_LongTermDebt_4154E43520AEFB4AD781DAD4BECF1965" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2674B684143E1619A03FDAD4BECF1E18" xlink:to="loc_us-gaap_LongTermDebt_4154E43520AEFB4AD781DAD4BECF1965" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_CurrentAndNonCurrentPortionOfLongTermDebtAndCapitalLeaseObligationsAssumed" xlink:label="loc_teso_CurrentAndNonCurrentPortionOfLongTermDebtAndCapitalLeaseObligationsAssumed_1990E3A705A3AC50F4DDDAD4BECFE5A0" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2674B684143E1619A03FDAD4BECF1E18" xlink:to="loc_teso_CurrentAndNonCurrentPortionOfLongTermDebtAndCapitalLeaseObligationsAssumed_1990E3A705A3AC50F4DDDAD4BECFE5A0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_C67210C452E5EC38DD38DAD4BECF1B33" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2674B684143E1619A03FDAD4BECF1E18" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_C67210C452E5EC38DD38DAD4BECF1B33" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_0F65D2C8FB49A1E247B4DAD4BECFD55C" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2674B684143E1619A03FDAD4BECF1E18" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_0F65D2C8FB49A1E247B4DAD4BECFD55C" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/LongTermDebtNarrativeDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="loc_us-gaap_DebtDisclosureAbstract_CF6414181F013340AB41DAD4BEB13032" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="loc_us-gaap_DebtInstrumentTable_FB4247F803AD4AE4C4BDDAD4BEB192B2" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_CF6414181F013340AB41DAD4BEB13032" xlink:to="loc_us-gaap_DebtInstrumentTable_FB4247F803AD4AE4C4BDDAD4BEB192B2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RangeAxis" xlink:label="loc_us-gaap_RangeAxis_B2D6F9ED0BEEAD998F8FDAD4BEB1BA45" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_FB4247F803AD4AE4C4BDDAD4BEB192B2" xlink:to="loc_us-gaap_RangeAxis_B2D6F9ED0BEEAD998F8FDAD4BEB1BA45" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_2E145049C0E2B3731BFADAD4BEB12738" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RangeAxis_B2D6F9ED0BEEAD998F8FDAD4BEB1BA45" xlink:to="loc_us-gaap_RangeMember_2E145049C0E2B3731BFADAD4BEB12738" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MinimumMember" xlink:label="loc_us-gaap_MinimumMember_4C784B12EFCFF6519603DAD4BEB1C15A" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RangeMember_2E145049C0E2B3731BFADAD4BEB12738" xlink:to="loc_us-gaap_MinimumMember_4C784B12EFCFF6519603DAD4BEB1C15A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_us-gaap_MaximumMember_9539F75B8F86CEBCDF39DAD4BEB198A4" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RangeMember_2E145049C0E2B3731BFADAD4BEB12738" xlink:to="loc_us-gaap_MaximumMember_9539F75B8F86CEBCDF39DAD4BEB198A4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_431C98B6A0992194E657DAD4BEBBC8D2" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_FB4247F803AD4AE4C4BDDAD4BEB192B2" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_431C98B6A0992194E657DAD4BEBBC8D2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_B49EC5FC1875F99A0A33DAD4BEBB28BE" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_431C98B6A0992194E657DAD4BEBBC8D2" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_B49EC5FC1875F99A0A33DAD4BEBB28BE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CapitalLeaseObligationsMember" xlink:label="loc_us-gaap_CapitalLeaseObligationsMember_CFF961EC1E8D5256E8A6DAD4BEBBEC6A" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_B49EC5FC1875F99A0A33DAD4BEBB28BE" xlink:to="loc_us-gaap_CapitalLeaseObligationsMember_CFF961EC1E8D5256E8A6DAD4BEBBEC6A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NotesPayableOtherPayablesMember" xlink:label="loc_us-gaap_NotesPayableOtherPayablesMember_8A7116C578E3979928D4DAD4BEBBF60A" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_B49EC5FC1875F99A0A33DAD4BEBB28BE" xlink:to="loc_us-gaap_NotesPayableOtherPayablesMember_8A7116C578E3979928D4DAD4BEBBF60A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_A3EEA383C1422097873DDAD4BEBB9510" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_B49EC5FC1875F99A0A33DAD4BEBB28BE" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_A3EEA383C1422097873DDAD4BEBB9510" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_3831E5CAB50CA6304A7FDAD4BEBBAFE6" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_FB4247F803AD4AE4C4BDDAD4BEB192B2" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_3831E5CAB50CA6304A7FDAD4BEBBAFE6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_3FC5647315380CFFE80FDAD4BEBB2BE7" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_3831E5CAB50CA6304A7FDAD4BEBBAFE6" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_3FC5647315380CFFE80FDAD4BEBB2BE7" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_PremiereMember" xlink:label="loc_teso_PremiereMember_BEB93CFA20A684B34CF5DAD4BEBB78CF" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_3FC5647315380CFFE80FDAD4BEBB2BE7" xlink:to="loc_teso_PremiereMember_BEB93CFA20A684B34CF5DAD4BEBB78CF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaap_DebtInstrumentLineItems_1EB4A609A41BB8FA7ECBDAD4BEBBAEC4" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_FB4247F803AD4AE4C4BDDAD4BEB192B2" xlink:to="loc_us-gaap_DebtInstrumentLineItems_1EB4A609A41BB8FA7ECBDAD4BEBBAEC4" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_BusinessAcquisitionLongTermDebtAssumed" xlink:label="loc_teso_BusinessAcquisitionLongTermDebtAssumed_84F0AAAF7C8422F4B793DAD4BEBBD091" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1EB4A609A41BB8FA7ECBDAD4BEBBAEC4" xlink:to="loc_teso_BusinessAcquisitionLongTermDebtAssumed_84F0AAAF7C8422F4B793DAD4BEBBD091" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_CurrentAndNonCurrentPortionOfLongTermDebtAndCapitalLeaseObligationsAssumed" xlink:label="loc_teso_CurrentAndNonCurrentPortionOfLongTermDebtAndCapitalLeaseObligationsAssumed_914D2B30B5DEE9A303E7DAD4BEBB7B0E" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1EB4A609A41BB8FA7ECBDAD4BEBBAEC4" xlink:to="loc_teso_CurrentAndNonCurrentPortionOfLongTermDebtAndCapitalLeaseObligationsAssumed_914D2B30B5DEE9A303E7DAD4BEBB7B0E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongTermDebt" xlink:label="loc_us-gaap_LongTermDebt_113131DFA50547ACCC3ADAD4BEBB6294" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1EB4A609A41BB8FA7ECBDAD4BEBBAEC4" xlink:to="loc_us-gaap_LongTermDebt_113131DFA50547ACCC3ADAD4BEBB6294" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity_FF4928EBDC40CA7BB5B4DAD4BEBB8F30" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1EB4A609A41BB8FA7ECBDAD4BEBBAEC4" xlink:to="loc_us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity_FF4928EBDC40CA7BB5B4DAD4BEBB8F30" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_LineOfCreditFacilitySwingLineLoansCurrentBorrowingCapacity" xlink:label="loc_teso_LineOfCreditFacilitySwingLineLoansCurrentBorrowingCapacity_A532122363EC3A34299CDAD4BEBBBC99" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1EB4A609A41BB8FA7ECBDAD4BEBBAEC4" xlink:to="loc_teso_LineOfCreditFacilitySwingLineLoansCurrentBorrowingCapacity_A532122363EC3A34299CDAD4BEBBBC99" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_LineOfCreditFacilityTerm" xlink:label="loc_teso_LineOfCreditFacilityTerm_35A4CA36361DCCD076E3DAD4BEBB09E7" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1EB4A609A41BB8FA7ECBDAD4BEBBAEC4" xlink:to="loc_teso_LineOfCreditFacilityTerm_35A4CA36361DCCD076E3DAD4BEBB09E7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage" xlink:label="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_C0C44008320930E1E018DAD4BEBB633F" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1EB4A609A41BB8FA7ECBDAD4BEBBAEC4" xlink:to="loc_us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_C0C44008320930E1E018DAD4BEBB633F" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_LineOfCreditFacilityLetterOfCreditFeePercentage" xlink:label="loc_teso_LineOfCreditFacilityLetterOfCreditFeePercentage_32E9A788F65A304F4F20DAD4BEBBE647" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1EB4A609A41BB8FA7ECBDAD4BEBBAEC4" xlink:to="loc_teso_LineOfCreditFacilityLetterOfCreditFeePercentage_32E9A788F65A304F4F20DAD4BEBBE647" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_LineOfCreditFacilityMaximumBorrowingCapacityReducedByLettersOfCredit" xlink:label="loc_teso_LineOfCreditFacilityMaximumBorrowingCapacityReducedByLettersOfCredit_DC3DB99F8DFA0D4E132CDAD4BEBBB7DC" xlink:type="locator" />
    <presentationArc order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1EB4A609A41BB8FA7ECBDAD4BEBBAEC4" xlink:to="loc_teso_LineOfCreditFacilityMaximumBorrowingCapacityReducedByLettersOfCredit_DC3DB99F8DFA0D4E132CDAD4BEBBB7DC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LineOfCreditFacilityAmountOutstanding" xlink:label="loc_us-gaap_LineOfCreditFacilityAmountOutstanding_6E6EEE1CE0EC27E8BCC0DAD4BEBBC70A" xlink:type="locator" />
    <presentationArc order="10" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1EB4A609A41BB8FA7ECBDAD4BEBBAEC4" xlink:to="loc_us-gaap_LineOfCreditFacilityAmountOutstanding_6E6EEE1CE0EC27E8BCC0DAD4BEBBC70A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount_DAE837C493F8FA0AA039DAD4BEBBCA59" xlink:type="locator" />
    <presentationArc order="11" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1EB4A609A41BB8FA7ECBDAD4BEBBAEC4" xlink:to="loc_us-gaap_LettersOfCreditOutstandingAmount_DAE837C493F8FA0AA039DAD4BEBBCA59" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtInstrumentUnusedBorrowingCapacityAmount" xlink:label="loc_us-gaap_DebtInstrumentUnusedBorrowingCapacityAmount_F961C73E02CE6E96F20FDAD4BEBBE98E" xlink:type="locator" />
    <presentationArc order="12" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1EB4A609A41BB8FA7ECBDAD4BEBBAEC4" xlink:to="loc_us-gaap_DebtInstrumentUnusedBorrowingCapacityAmount_F961C73E02CE6E96F20FDAD4BEBBE98E" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/LongTermDebtTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="loc_us-gaap_DebtDisclosureAbstract_867D34F1572B799B3BB6DAD4BEB139F7" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfDebtInstrumentsTextBlock" xlink:label="loc_us-gaap_ScheduleOfDebtInstrumentsTextBlock_352D71BF30459F051A00DAD4BEB123F1" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_867D34F1572B799B3BB6DAD4BEB139F7" xlink:to="loc_us-gaap_ScheduleOfDebtInstrumentsTextBlock_352D71BF30459F051A00DAD4BEB123F1" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/NatureOfOperationsAndBasisOfPreparation" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_5DC6A76CAE131C642082DAD4BE9D257D" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_639C641AAD7058ECCB25DAD4BE9D285A" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_5DC6A76CAE131C642082DAD4BE9D257D" xlink:to="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_639C641AAD7058ECCB25DAD4BE9D285A" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/PropertyPlantAndEquipment" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAbstract_AE3265960A997890123BDAD4BEBB69A5" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_D04462A4D0014542CB42DAD4BEBB6CFE" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_AE3265960A997890123BDAD4BEBB69A5" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_D04462A4D0014542CB42DAD4BEBB6CFE" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/PropertyPlantAndEquipmentDepreciationAndAmortizationExpenseDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAbstract_B8DF809EB23DF4D51C69DAD4BE89035A" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CostOfGoodsAndServicesSoldDepreciationAndAmortization" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSoldDepreciationAndAmortization_2818483F194CD392A9ADDAD4BE8937FC" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_B8DF809EB23DF4D51C69DAD4BE89035A" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSoldDepreciationAndAmortization_2818483F194CD392A9ADDAD4BE8937FC" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_SellingGeneralAndAdministrativeExpenseDepreciationAndAmortization" xlink:label="loc_teso_SellingGeneralAndAdministrativeExpenseDepreciationAndAmortization_FB396A159BDC9F0B887EDAD4BE8944B0" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_B8DF809EB23DF4D51C69DAD4BE89035A" xlink:to="loc_teso_SellingGeneralAndAdministrativeExpenseDepreciationAndAmortization_FB396A159BDC9F0B887EDAD4BE8944B0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_40DE06DE84091258FFAEDAD4BE898F56" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_B8DF809EB23DF4D51C69DAD4BE89035A" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_40DE06DE84091258FFAEDAD4BE898F56" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/PropertyPlantAndEquipmentMajorAssetCategoriesDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAbstract_F64C488C5FA7AFE3DF24DAD4BEB130D6" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_A93B9B42036087DD08FBDAD4BEB1E28B" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_F64C488C5FA7AFE3DF24DAD4BEB130D6" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_A93B9B42036087DD08FBDAD4BEB1E28B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_477D10B5A2E356C88377DAD4BEB1037A" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_A93B9B42036087DD08FBDAD4BEB1E28B" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_477D10B5A2E356C88377DAD4BEB1037A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_C6D44B4593A84B870E6CDAD4BEB1B370" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_477D10B5A2E356C88377DAD4BEB1037A" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_C6D44B4593A84B870E6CDAD4BEB1B370" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_LandBuildingsAndLeaseholdsMember" xlink:label="loc_teso_LandBuildingsAndLeaseholdsMember_93527D88052E574148A8DAD4BEB1B9C1" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_C6D44B4593A84B870E6CDAD4BEB1B370" xlink:to="loc_teso_LandBuildingsAndLeaseholdsMember_93527D88052E574148A8DAD4BEB1B9C1" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_DrillingEquipmentMember" xlink:label="loc_teso_DrillingEquipmentMember_684FD28E586B0A396F50DAD4BEB16569" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_C6D44B4593A84B870E6CDAD4BEB1B370" xlink:to="loc_teso_DrillingEquipmentMember_684FD28E586B0A396F50DAD4BEB16569" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_ManufacturingEquipmentMember" xlink:label="loc_teso_ManufacturingEquipmentMember_C1D409513F55C6A4ED8DDAD4BEB18355" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_C6D44B4593A84B870E6CDAD4BEB1B370" xlink:to="loc_teso_ManufacturingEquipmentMember_C1D409513F55C6A4ED8DDAD4BEB18355" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_OfficeEquipmentAndOtherMember" xlink:label="loc_teso_OfficeEquipmentAndOtherMember_E0DA55D9B5A95E9E07CADAD4BEB179CC" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_C6D44B4593A84B870E6CDAD4BEB1B370" xlink:to="loc_teso_OfficeEquipmentAndOtherMember_E0DA55D9B5A95E9E07CADAD4BEB179CC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AssetUnderConstructionMember" xlink:label="loc_us-gaap_AssetUnderConstructionMember_9E8D80A71235A8485F0ADAD4BEB13B81" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_C6D44B4593A84B870E6CDAD4BEB1B370" xlink:to="loc_us-gaap_AssetUnderConstructionMember_9E8D80A71235A8485F0ADAD4BEB13B81" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_38631B59DAB2291780DADAD4BEB1C348" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_A93B9B42036087DD08FBDAD4BEB1E28B" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentLineItems_38631B59DAB2291780DADAD4BEB1C348" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_5DE140CDE0F54CBBDFF8DAD4BEB1BB1E" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_38631B59DAB2291780DADAD4BEB1C348" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_5DE140CDE0F54CBBDFF8DAD4BEB1BB1E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_736EE2B17182F2D6F1E0DAD4BEB1F9EA" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_38631B59DAB2291780DADAD4BEB1C348" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_736EE2B17182F2D6F1E0DAD4BEB1F9EA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_468DE47394633384C400DAD4BEB11AF9" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_38631B59DAB2291780DADAD4BEB1C348" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_468DE47394633384C400DAD4BEB11AF9" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/PropertyPlantAndEquipmentTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAbstract_97C144C40D6007ED6392DAD4BEC500CF" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTextBlock_B2E616199C5F5C43AACCDAD4BEC5A432" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_97C144C40D6007ED6392DAD4BEC500CF" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTextBlock_B2E616199C5F5C43AACCDAD4BEC5A432" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_DepreciationAndAmortizationExpenseTableTextBlock" xlink:label="loc_teso_DepreciationAndAmortizationExpenseTableTextBlock_B5C31501F96A365DF680DAD4BEC5C7BC" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_97C144C40D6007ED6392DAD4BEC500CF" xlink:to="loc_teso_DepreciationAndAmortizationExpenseTableTextBlock_B5C31501F96A365DF680DAD4BEC5C7BC" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/PropertyPlantAndEquipmentUnitsSoldDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAbstract_F1BB8D1B7B95AC228742DAD4BE9D658E" xlink:type="locator" />
    <loc xlink:href="teso-20120930.xsd#teso_NetBookValueOfUsedTopDrivesSoldFromRentalFleet" xlink:label="loc_teso_NetBookValueOfUsedTopDrivesSoldFromRentalFleet_734B9CACF5D3E389FC91DAD4BE9D4A1F" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_F1BB8D1B7B95AC228742DAD4BE9D658E" xlink:to="loc_teso_NetBookValueOfUsedTopDrivesSoldFromRentalFleet_734B9CACF5D3E389FC91DAD4BE9D4A1F" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_NumberOfUsedTopDrivesSold" xlink:label="loc_teso_NumberOfUsedTopDrivesSold_F78EDC9955E69777B1A4DAD4BE9D90BF" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_F1BB8D1B7B95AC228742DAD4BE9D658E" xlink:to="loc_teso_NumberOfUsedTopDrivesSold_F78EDC9955E69777B1A4DAD4BE9D90BF" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/SaleOfCasingDrilling" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAdditionalDisclosuresAbstract" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAdditionalDisclosuresAbstract_043EC9C90E4ACC76C81FDAD4BE939E90" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_2F7ABC57F8BD5ACF65ADDAD4BE932430" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAdditionalDisclosuresAbstract_043EC9C90E4ACC76C81FDAD4BE939E90" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_2F7ABC57F8BD5ACF65ADDAD4BE932430" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/SaleOfCasingDrillingDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAdditionalDisclosuresAbstract" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAdditionalDisclosuresAbstract_2B0AAA72B601AE8BD863C26820DF0904" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_FDFFE112F4A3F9D7475CC26820DFDD87" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAdditionalDisclosuresAbstract_2B0AAA72B601AE8BD863C26820DF0904" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_FDFFE112F4A3F9D7475CC26820DFDD87" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_FA02237212281C5F927AC2686699A3A6" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_FDFFE112F4A3F9D7475CC26820DFDD87" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_FA02237212281C5F927AC2686699A3A6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_E275A4C088092911B0D5C26C571016BB" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_FA02237212281C5F927AC2686699A3A6" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_E275A4C088092911B0D5C26C571016BB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SubsequentEventMember" xlink:label="loc_us-gaap_SubsequentEventMember_0C3E4D1DD3D5F6B4E8EBC269C3243579" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_E275A4C088092911B0D5C26C571016BB" xlink:to="loc_us-gaap_SubsequentEventMember_0C3E4D1DD3D5F6B4E8EBC269C3243579" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_DBFC76ED1E36F0783420C26820DFC3F6" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_FDFFE112F4A3F9D7475CC26820DFDD87" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_DBFC76ED1E36F0783420C26820DFC3F6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_F42DB3DEBBF7B44ED581C26820DF0732" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_DBFC76ED1E36F0783420C26820DFC3F6" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_F42DB3DEBBF7B44ED581C26820DF0732" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_CasingDrillingMember" xlink:label="loc_teso_CasingDrillingMember_5FF18737379A9CF11D67C26820DFD4D2" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_F42DB3DEBBF7B44ED581C26820DF0732" xlink:to="loc_teso_CasingDrillingMember_5FF18737379A9CF11D67C26820DFD4D2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_A98448C94C315D94C2C3C26820DF4C65" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_FDFFE112F4A3F9D7475CC26820DFDD87" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_A98448C94C315D94C2C3C26820DF4C65" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_DisposalGroupIncludingDiscontinuedOperationDisposalPrice" xlink:label="loc_teso_DisposalGroupIncludingDiscontinuedOperationDisposalPrice_6C065F5CCD82023D2469C26820DFB8C5" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_A98448C94C315D94C2C3C26820DF4C65" xlink:to="loc_teso_DisposalGroupIncludingDiscontinuedOperationDisposalPrice_6C065F5CCD82023D2469C26820DFB8C5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNet_31E8D99702CFA3533EFAC26820DF7355" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_A98448C94C315D94C2C3C26820DF4C65" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNet_31E8D99702CFA3533EFAC26820DF7355" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationInventory" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationInventory_F4A379209594A13E4F3EC26820DF38BA" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_A98448C94C315D94C2C3C26820DF4C65" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationInventory_F4A379209594A13E4F3EC26820DF38BA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet_BFDB2E6631DAB6F4B30AC26820DF7014" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_A98448C94C315D94C2C3C26820DF4C65" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet_BFDB2E6631DAB6F4B30AC26820DF7014" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_DisposalGroupIncludingDiscontinuedOperationTransactionCosts" xlink:label="loc_teso_DisposalGroupIncludingDiscontinuedOperationTransactionCosts_B54CF7759E91B3E2BCF2C26820DF1E85" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_A98448C94C315D94C2C3C26820DF4C65" xlink:to="loc_teso_DisposalGroupIncludingDiscontinuedOperationTransactionCosts_B54CF7759E91B3E2BCF2C26820DF1E85" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax" xlink:label="loc_us-gaap_DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax_5FCE1EF46BE7F75BE31FC26820DFF186" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_A98448C94C315D94C2C3C26820DF4C65" xlink:to="loc_us-gaap_DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax_5FCE1EF46BE7F75BE31FC26820DFF186" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_DisposalGroupIncludingDiscontinuedOperationsCashReceivedAtTimeOfSale" xlink:label="loc_teso_DisposalGroupIncludingDiscontinuedOperationsCashReceivedAtTimeOfSale_8F53308BDA31EA138F8DC26820DF7DD6" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_A98448C94C315D94C2C3C26820DF4C65" xlink:to="loc_teso_DisposalGroupIncludingDiscontinuedOperationsCashReceivedAtTimeOfSale_8F53308BDA31EA138F8DC26820DF7DD6" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_DisposalGroupIncludingDiscontinuedOperationToBeCashReceivedAfterTermsAndConditionsMet" xlink:label="loc_teso_DisposalGroupIncludingDiscontinuedOperationToBeCashReceivedAfterTermsAndConditionsMet_C485A344D100A31527CFC26820DFEA20" xlink:type="locator" />
    <presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_A98448C94C315D94C2C3C26820DF4C65" xlink:to="loc_teso_DisposalGroupIncludingDiscontinuedOperationToBeCashReceivedAfterTermsAndConditionsMet_C485A344D100A31527CFC26820DFEA20" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_DisposalGroupIncludingDiscontinuedOperationsCashReceivedSubsequentToTimeOfSale" xlink:label="loc_teso_DisposalGroupIncludingDiscontinuedOperationsCashReceivedSubsequentToTimeOfSale_A3A89D97B8F4B353B3B9C26BA28E6657" xlink:type="locator" />
    <presentationArc order="9" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_A98448C94C315D94C2C3C26820DF4C65" xlink:to="loc_teso_DisposalGroupIncludingDiscontinuedOperationsCashReceivedSubsequentToTimeOfSale_A3A89D97B8F4B353B3B9C26BA28E6657" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets" xlink:label="loc_us-gaap_GainLossOnDispositionOfAssets_F8DFE3B01BCE727CFFFFC26820DF7415" xlink:type="locator" />
    <presentationArc order="10" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_A98448C94C315D94C2C3C26820DF4C65" xlink:to="loc_us-gaap_GainLossOnDispositionOfAssets_F8DFE3B01BCE727CFFFFC26820DF7415" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/SaleOfCasingDrillingTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAdditionalDisclosuresAbstract" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAdditionalDisclosuresAbstract_83F8B0A800FFB1D78FF2DAD4BE9D0E47" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock" xlink:label="loc_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_E46462904DEC056C6E6BDAD4BE9D7FF4" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAdditionalDisclosuresAbstract_83F8B0A800FFB1D78FF2DAD4BE9D0E47" xlink:to="loc_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_E46462904DEC056C6E6BDAD4BE9D7FF4" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/SegmentInformation" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="loc_us-gaap_SegmentReportingAbstract_885B6823186DAC314EE3DAD4BE938767" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock" xlink:label="loc_us-gaap_SegmentReportingDisclosureTextBlock_F9B7539D4A6E02F5047BDAD4BE93E718" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_885B6823186DAC314EE3DAD4BE938767" xlink:to="loc_us-gaap_SegmentReportingDisclosureTextBlock_F9B7539D4A6E02F5047BDAD4BE93E718" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/SegmentInformationDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="loc_us-gaap_SegmentReportingAbstract_B20DE2ACA8E87A58BC87DAD4BE9D3530" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTable" xlink:label="loc_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTable_798813BABBEEFAC06787DAD4BE9DADAF" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_B20DE2ACA8E87A58BC87DAD4BE9D3530" xlink:to="loc_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTable_798813BABBEEFAC06787DAD4BE9DADAF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_FCDB17085B411EA77365DAD4BE9DA117" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTable_798813BABBEEFAC06787DAD4BE9DADAF" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_FCDB17085B411EA77365DAD4BE9DA117" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_4529DAEB071927C68DBCDAD4BE9D9EFB" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_FCDB17085B411EA77365DAD4BE9DA117" xlink:to="loc_us-gaap_SegmentDomain_4529DAEB071927C68DBCDAD4BE9D9EFB" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_TopDriveMember" xlink:label="loc_teso_TopDriveMember_70697B09A0A9E11F257FDAD4BE9D006B" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_4529DAEB071927C68DBCDAD4BE9D9EFB" xlink:to="loc_teso_TopDriveMember_70697B09A0A9E11F257FDAD4BE9D006B" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_TubularServicesMember" xlink:label="loc_teso_TubularServicesMember_A39E12ABC8144D81B42EDAD4BE9D1D9F" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_4529DAEB071927C68DBCDAD4BE9D9EFB" xlink:to="loc_teso_TubularServicesMember_A39E12ABC8144D81B42EDAD4BE9D1D9F" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_CasingDrillingMember" xlink:label="loc_teso_CasingDrillingMember_F4F25C8C70A535FD58F1DAD4BE9DAFC4" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_4529DAEB071927C68DBCDAD4BE9D9EFB" xlink:to="loc_teso_CasingDrillingMember_F4F25C8C70A535FD58F1DAD4BE9DAFC4" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_ResearchEngineeringMember" xlink:label="loc_teso_ResearchEngineeringMember_A671AD36AE97F4B54FACDAD4BE9D4858" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_4529DAEB071927C68DBCDAD4BE9D9EFB" xlink:to="loc_teso_ResearchEngineeringMember_A671AD36AE97F4B54FACDAD4BE9D4858" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CorporateAndOtherMember" xlink:label="loc_us-gaap_CorporateAndOtherMember_0CAD8B18627D91788EBEDAD4BE9DA99E" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_4529DAEB071927C68DBCDAD4BE9D9EFB" xlink:to="loc_us-gaap_CorporateAndOtherMember_0CAD8B18627D91788EBEDAD4BE9DA99E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems" xlink:label="loc_us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems_A08439D42D2AAC1C721EDAD4BE9D4D57" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTable_798813BABBEEFAC06787DAD4BE9DADAF" xlink:to="loc_us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems_A08439D42D2AAC1C721EDAD4BE9D4D57" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NumberOfOperatingSegments" xlink:label="loc_us-gaap_NumberOfOperatingSegments_03C2352CC29C624EAD75DAD4BE9D770D" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems_A08439D42D2AAC1C721EDAD4BE9D4D57" xlink:to="loc_us-gaap_NumberOfOperatingSegments_03C2352CC29C624EAD75DAD4BE9D770D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_Revenues" xlink:label="loc_us-gaap_Revenues_4BF2AB013C91CFA1B0BADAD4BE9D6BC1" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems_A08439D42D2AAC1C721EDAD4BE9D4D57" xlink:to="loc_us-gaap_Revenues_4BF2AB013C91CFA1B0BADAD4BE9D6BC1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_FAAC104945665B78045BDAD4BE9DAAA9" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems_A08439D42D2AAC1C721EDAD4BE9D4D57" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_FAAC104945665B78045BDAD4BE9DAAA9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_0E87784690029221B9F8DAD4BE9D5D10" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems_A08439D42D2AAC1C721EDAD4BE9D4D57" xlink:to="loc_us-gaap_OperatingIncomeLoss_0E87784690029221B9F8DAD4BE9D5D10" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_33EBCCCD412630F246BBDAD4BE9D778A" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems_A08439D42D2AAC1C721EDAD4BE9D4D57" xlink:to="loc_us-gaap_NonoperatingIncomeExpense_33EBCCCD412630F246BBDAD4BE9D778A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_7141F29FCE0F45B594E6DAD4BE9D030E" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems_A08439D42D2AAC1C721EDAD4BE9D4D57" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_7141F29FCE0F45B594E6DAD4BE9D030E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets" xlink:label="loc_us-gaap_GainLossOnDispositionOfAssets_1EA68067C28CBB3B9B68DAD4BE9D54DE" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems_A08439D42D2AAC1C721EDAD4BE9D4D57" xlink:to="loc_us-gaap_GainLossOnDispositionOfAssets_1EA68067C28CBB3B9B68DAD4BE9D54DE" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/SegmentInformationPropertyPlantAndEquipmentByGeographicAreaDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="loc_us-gaap_SegmentReportingAbstract_B79EAAFA0A3C8CC497A9DAD4BE895E96" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ReconciliationOfOtherSignificantReconcilingItemsFromSegmentsToConsolidatedTable" xlink:label="loc_us-gaap_ReconciliationOfOtherSignificantReconcilingItemsFromSegmentsToConsolidatedTable_D0A2F9DE0699DF43EBD3DAD4BE8950C6" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_B79EAAFA0A3C8CC497A9DAD4BE895E96" xlink:to="loc_us-gaap_ReconciliationOfOtherSignificantReconcilingItemsFromSegmentsToConsolidatedTable_D0A2F9DE0699DF43EBD3DAD4BE8950C6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_A6EBB129D07F0223C0F7DAD4BE89C18E" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReconciliationOfOtherSignificantReconcilingItemsFromSegmentsToConsolidatedTable_D0A2F9DE0699DF43EBD3DAD4BE8950C6" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_A6EBB129D07F0223C0F7DAD4BE89C18E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_4B37A143E5FE06833B30DAD4BE89EFDC" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_A6EBB129D07F0223C0F7DAD4BE89C18E" xlink:to="loc_us-gaap_SegmentDomain_4B37A143E5FE06833B30DAD4BE89EFDC" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_TopDriveMember" xlink:label="loc_teso_TopDriveMember_B2388919F829FAB2E355DAD4BE894658" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_4B37A143E5FE06833B30DAD4BE89EFDC" xlink:to="loc_teso_TopDriveMember_B2388919F829FAB2E355DAD4BE894658" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_TubularServicesMember" xlink:label="loc_teso_TubularServicesMember_832C97B8DF66089FEE5CDAD4BE897AA7" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_4B37A143E5FE06833B30DAD4BE89EFDC" xlink:to="loc_teso_TubularServicesMember_832C97B8DF66089FEE5CDAD4BE897AA7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CorporateAndOtherMember" xlink:label="loc_us-gaap_CorporateAndOtherMember_E0827DF67B3D2F841227DAD4BE895BEC" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_4B37A143E5FE06833B30DAD4BE89EFDC" xlink:to="loc_us-gaap_CorporateAndOtherMember_E0827DF67B3D2F841227DAD4BE895BEC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementGeographicalAxis" xlink:label="loc_us-gaap_StatementGeographicalAxis_795FA0F170D99C088E94DAD4BE89AC85" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReconciliationOfOtherSignificantReconcilingItemsFromSegmentsToConsolidatedTable_D0A2F9DE0699DF43EBD3DAD4BE8950C6" xlink:to="loc_us-gaap_StatementGeographicalAxis_795FA0F170D99C088E94DAD4BE89AC85" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentGeographicalDomain" xlink:label="loc_us-gaap_SegmentGeographicalDomain_3C151B800498D150437FDAD4BE899AC8" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementGeographicalAxis_795FA0F170D99C088E94DAD4BE89AC85" xlink:to="loc_us-gaap_SegmentGeographicalDomain_3C151B800498D150437FDAD4BE899AC8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/country/2012/country-2012-01-31.xsd#country_US" xlink:label="loc_country_US_D506C0825DBDB165EBF4DAD4BE892D5F" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentGeographicalDomain_3C151B800498D150437FDAD4BE899AC8" xlink:to="loc_country_US_D506C0825DBDB165EBF4DAD4BE892D5F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/country/2012/country-2012-01-31.xsd#country_MX" xlink:label="loc_country_MX_ED12219FEDD48C6D2501DAD4BE89BBE1" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentGeographicalDomain_3C151B800498D150437FDAD4BE899AC8" xlink:to="loc_country_MX_ED12219FEDD48C6D2501DAD4BE89BBE1" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_SouthAmericaMember" xlink:label="loc_teso_SouthAmericaMember_1EBE55846FA93A69979BDAD4BE892575" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentGeographicalDomain_3C151B800498D150437FDAD4BE899AC8" xlink:to="loc_teso_SouthAmericaMember_1EBE55846FA93A69979BDAD4BE892575" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_AsiaPacificMember" xlink:label="loc_teso_AsiaPacificMember_43B82BD96904616A2AC1DAD4BE896B55" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentGeographicalDomain_3C151B800498D150437FDAD4BE899AC8" xlink:to="loc_teso_AsiaPacificMember_43B82BD96904616A2AC1DAD4BE896B55" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_RussiaMember" xlink:label="loc_teso_RussiaMember_57CBD4CABA55E5AE4780DAD4BE89835F" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentGeographicalDomain_3C151B800498D150437FDAD4BE899AC8" xlink:to="loc_teso_RussiaMember_57CBD4CABA55E5AE4780DAD4BE89835F" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_EuropeAfricaAndMiddleEastMember" xlink:label="loc_teso_EuropeAfricaAndMiddleEastMember_3D187C000AAA9A8E607CDAD4BE8925FF" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentGeographicalDomain_3C151B800498D150437FDAD4BE899AC8" xlink:to="loc_teso_EuropeAfricaAndMiddleEastMember_3D187C000AAA9A8E607CDAD4BE8925FF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/country/2012/country-2012-01-31.xsd#country_CA" xlink:label="loc_country_CA_46A9AD7837D2FC106AE3DAD4BE899F45" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentGeographicalDomain_3C151B800498D150437FDAD4BE899AC8" xlink:to="loc_country_CA_46A9AD7837D2FC106AE3DAD4BE899F45" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingOtherSignificantReconcilingItemLineItems" xlink:label="loc_us-gaap_SegmentReportingOtherSignificantReconcilingItemLineItems_88B4E81B19C2DC0933D4DAD4BE896423" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReconciliationOfOtherSignificantReconcilingItemsFromSegmentsToConsolidatedTable_D0A2F9DE0699DF43EBD3DAD4BE8950C6" xlink:to="loc_us-gaap_SegmentReportingOtherSignificantReconcilingItemLineItems_88B4E81B19C2DC0933D4DAD4BE896423" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_4A1EE45EB83E966147D7DAD4BE89C707" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingOtherSignificantReconcilingItemLineItems_88B4E81B19C2DC0933D4DAD4BE896423" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_4A1EE45EB83E966147D7DAD4BE89C707" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/SegmentInformationRevenueByGeographicAreaDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="loc_us-gaap_SegmentReportingAbstract_6510F7807EC8918C5016DAD4BEA7E830" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable" xlink:label="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable_B4A3FF55C67390ABA649DAD4BEA7E9A4" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_6510F7807EC8918C5016DAD4BEA7E830" xlink:to="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable_B4A3FF55C67390ABA649DAD4BEA7E9A4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementGeographicalAxis" xlink:label="loc_us-gaap_StatementGeographicalAxis_88A9D5070BA14360CAA8DAD4BEA7E415" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable_B4A3FF55C67390ABA649DAD4BEA7E9A4" xlink:to="loc_us-gaap_StatementGeographicalAxis_88A9D5070BA14360CAA8DAD4BEA7E415" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentGeographicalDomain" xlink:label="loc_us-gaap_SegmentGeographicalDomain_27081791E10B149A3E38DAD4BEA72B82" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementGeographicalAxis_88A9D5070BA14360CAA8DAD4BEA7E415" xlink:to="loc_us-gaap_SegmentGeographicalDomain_27081791E10B149A3E38DAD4BEA72B82" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/country/2012/country-2012-01-31.xsd#country_CA" xlink:label="loc_country_CA_818FF2D32C116C2CF337DAD4BEA700F5" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentGeographicalDomain_27081791E10B149A3E38DAD4BEA72B82" xlink:to="loc_country_CA_818FF2D32C116C2CF337DAD4BEA700F5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/country/2012/country-2012-01-31.xsd#country_US" xlink:label="loc_country_US_1C1B4978D546AC9C7596DAD4BEA7555A" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentGeographicalDomain_27081791E10B149A3E38DAD4BEA72B82" xlink:to="loc_country_US_1C1B4978D546AC9C7596DAD4BEA7555A" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_SouthAmericaMember" xlink:label="loc_teso_SouthAmericaMember_A28DF6FB267EED208BF2DAD4BEA7392B" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentGeographicalDomain_27081791E10B149A3E38DAD4BEA72B82" xlink:to="loc_teso_SouthAmericaMember_A28DF6FB267EED208BF2DAD4BEA7392B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/country/2012/country-2012-01-31.xsd#country_MX" xlink:label="loc_country_MX_6FC62E31F41B54EBF291DAD4BEA799CA" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentGeographicalDomain_27081791E10B149A3E38DAD4BEA72B82" xlink:to="loc_country_MX_6FC62E31F41B54EBF291DAD4BEA799CA" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_AsiaPacificMember" xlink:label="loc_teso_AsiaPacificMember_6A9BC036A125529A86D6DAD4BEA72AA9" xlink:type="locator" />
    <presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentGeographicalDomain_27081791E10B149A3E38DAD4BEA72B82" xlink:to="loc_teso_AsiaPacificMember_6A9BC036A125529A86D6DAD4BEA72AA9" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_EuropeAfricaAndMiddleEastMember" xlink:label="loc_teso_EuropeAfricaAndMiddleEastMember_9DC41E89110EB02945D7DAD4BEA70FBF" xlink:type="locator" />
    <presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentGeographicalDomain_27081791E10B149A3E38DAD4BEA72B82" xlink:to="loc_teso_EuropeAfricaAndMiddleEastMember_9DC41E89110EB02945D7DAD4BEA70FBF" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_RussiaMember" xlink:label="loc_teso_RussiaMember_AB17717B50F7C3FC333EDAD4BEA7FF3B" xlink:type="locator" />
    <presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentGeographicalDomain_27081791E10B149A3E38DAD4BEA72B82" xlink:to="loc_teso_RussiaMember_AB17717B50F7C3FC333EDAD4BEA7FF3B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingRevenueReconcilingItemLineItems" xlink:label="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_30101B972281325728BCDAD4BEA79DEC" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable_B4A3FF55C67390ABA649DAD4BEA7E9A4" xlink:to="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_30101B972281325728BCDAD4BEA79DEC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_Revenues" xlink:label="loc_us-gaap_Revenues_6035E31D2AC53D8489CADAD4BEA75844" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_30101B972281325728BCDAD4BEA79DEC" xlink:to="loc_us-gaap_Revenues_6035E31D2AC53D8489CADAD4BEA75844" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/SegmentInformationTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="loc_us-gaap_SegmentReportingAbstract_9F51629404547590F405DAD4BEB1CFB1" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock" xlink:label="loc_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock_2A8E4240A548C6EDEDA7DAD4BEB1B67A" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_9F51629404547590F405DAD4BEB1CFB1" xlink:to="loc_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock_2A8E4240A548C6EDEDA7DAD4BEB1B67A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsByGeographicalAreasTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsByGeographicalAreasTableTextBlock_74C317E913930807BD8FDAD4BEB1070E" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_9F51629404547590F405DAD4BEB1CFB1" xlink:to="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsByGeographicalAreasTableTextBlock_74C317E913930807BD8FDAD4BEB1070E" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/SummaryOfSignificantAccountingPolicies" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_31E3504633CDD2434ACADAD4BE9DC648" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SignificantAccountingPoliciesTextBlock" xlink:label="loc_us-gaap_SignificantAccountingPoliciesTextBlock_DB2ABB54BF57E4DE9E35DAD4BE9DD9D4" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_31E3504633CDD2434ACADAD4BE9DC648" xlink:to="loc_us-gaap_SignificantAccountingPoliciesTextBlock_DB2ABB54BF57E4DE9E35DAD4BE9DD9D4" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/SummaryOfSignificantAccountingPoliciesPolicies" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_C85DBD7979ECB38EEF0BDAD4BE9D3957" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_9F3C6854111E16FA2188DAD4BE9D9DEB" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_C85DBD7979ECB38EEF0BDAD4BE9D3957" xlink:to="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_9F3C6854111E16FA2188DAD4BE9D9DEB" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_SaleOfOperatingAssetsPolicyTextBlock" xlink:label="loc_teso_SaleOfOperatingAssetsPolicyTextBlock_A8C6434D284E6A501502DAD4BE9DFD04" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_C85DBD7979ECB38EEF0BDAD4BE9D3957" xlink:to="loc_teso_SaleOfOperatingAssetsPolicyTextBlock_A8C6434D284E6A501502DAD4BE9DFD04" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:label="loc_us-gaap_FairValueOfFinancialInstrumentsPolicy_2A105758605E74F594D5DAD4BE9DE820" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_C85DBD7979ECB38EEF0BDAD4BE9D3957" xlink:to="loc_us-gaap_FairValueOfFinancialInstrumentsPolicy_2A105758605E74F594D5DAD4BE9DE820" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/Warranties" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProductWarrantiesDisclosuresAbstract" xlink:label="loc_us-gaap_ProductWarrantiesDisclosuresAbstract_65D3DA623E6EB999F2C6DAD4BECF5899" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProductWarrantyDisclosureTextBlock" xlink:label="loc_us-gaap_ProductWarrantyDisclosureTextBlock_4012AF1D2EFEDC402070DAD4BECF83DC" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ProductWarrantiesDisclosuresAbstract_65D3DA623E6EB999F2C6DAD4BECF5899" xlink:to="loc_us-gaap_ProductWarrantyDisclosureTextBlock_4012AF1D2EFEDC402070DAD4BECF83DC" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/WarrantiesDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProductWarrantiesDisclosuresAbstract" xlink:label="loc_us-gaap_ProductWarrantiesDisclosuresAbstract_E14990653708FF6D422DC2A8E10F825F" xlink:type="locator" />
    <loc xlink:href="teso-20120930.xsd#teso_ScheduleOfProductWarrantyTable" xlink:label="loc_teso_ScheduleOfProductWarrantyTable_589C7BF39D9E95BF920BC2A8E10F84B0" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ProductWarrantiesDisclosuresAbstract_E14990653708FF6D422DC2A8E10F825F" xlink:to="loc_teso_ScheduleOfProductWarrantyTable_589C7BF39D9E95BF920BC2A8E10F84B0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProductOrServiceAxis" xlink:label="loc_us-gaap_ProductOrServiceAxis_607E4A207D138DB152C0C2A8E10F1CEA" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_ScheduleOfProductWarrantyTable_589C7BF39D9E95BF920BC2A8E10F84B0" xlink:to="loc_us-gaap_ProductOrServiceAxis_607E4A207D138DB152C0C2A8E10F1CEA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProductsAndServicesDomain" xlink:label="loc_us-gaap_ProductsAndServicesDomain_535257F329BF7535891EC2A8E10F93F9" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ProductOrServiceAxis_607E4A207D138DB152C0C2A8E10F1CEA" xlink:to="loc_us-gaap_ProductsAndServicesDomain_535257F329BF7535891EC2A8E10F93F9" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_GearBoxHousingForNewEsiModelMember" xlink:label="loc_teso_GearBoxHousingForNewEsiModelMember_84C6C524DFCC2276CE8BC2A8E10F7D14" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ProductsAndServicesDomain_535257F329BF7535891EC2A8E10F93F9" xlink:to="loc_teso_GearBoxHousingForNewEsiModelMember_84C6C524DFCC2276CE8BC2A8E10F7D14" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_ProductWarrantyLineItems" xlink:label="loc_teso_ProductWarrantyLineItems_12EE25FBB993DD2F909FC2A8E10FB0AD" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_ScheduleOfProductWarrantyTable_589C7BF39D9E95BF920BC2A8E10F84B0" xlink:to="loc_teso_ProductWarrantyLineItems_12EE25FBB993DD2F909FC2A8E10FB0AD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MovementInStandardProductWarrantyAccrualRollForward" xlink:label="loc_us-gaap_MovementInStandardProductWarrantyAccrualRollForward_9088CA99A2EE8C25B916C2A8E10FC9A9" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_ProductWarrantyLineItems_12EE25FBB993DD2F909FC2A8E10FB0AD" xlink:to="loc_us-gaap_MovementInStandardProductWarrantyAccrualRollForward_9088CA99A2EE8C25B916C2A8E10FC9A9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProductWarrantyAccrualClassifiedCurrent" xlink:label="loc_us-gaap_ProductWarrantyAccrualClassifiedCurrent_660846D1C8BE66083D2AC2A8E10F5A5A" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MovementInStandardProductWarrantyAccrualRollForward_9088CA99A2EE8C25B916C2A8E10FC9A9" xlink:to="loc_us-gaap_ProductWarrantyAccrualClassifiedCurrent_660846D1C8BE66083D2AC2A8E10F5A5A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProductWarrantyAccrualWarrantiesIssued" xlink:label="loc_us-gaap_ProductWarrantyAccrualWarrantiesIssued_A70FA366ED6A6C56AED0C2A8E10FEB9B" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MovementInStandardProductWarrantyAccrualRollForward_9088CA99A2EE8C25B916C2A8E10FC9A9" xlink:to="loc_us-gaap_ProductWarrantyAccrualWarrantiesIssued_A70FA366ED6A6C56AED0C2A8E10FEB9B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProductWarrantyAccrualPayments" xlink:label="loc_us-gaap_ProductWarrantyAccrualPayments_937F92BB629A8FA5B796C2A8E10FF3A3" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MovementInStandardProductWarrantyAccrualRollForward_9088CA99A2EE8C25B916C2A8E10FC9A9" xlink:to="loc_us-gaap_ProductWarrantyAccrualPayments_937F92BB629A8FA5B796C2A8E10FF3A3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProductWarrantyAccrualClassifiedCurrent" xlink:label="loc_us-gaap_ProductWarrantyAccrualClassifiedCurrent_F5A6E317B70692F25684C2A8E10FBC4C" xlink:type="locator" />
    <presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MovementInStandardProductWarrantyAccrualRollForward_9088CA99A2EE8C25B916C2A8E10FC9A9" xlink:to="loc_us-gaap_ProductWarrantyAccrualClassifiedCurrent_F5A6E317B70692F25684C2A8E10FBC4C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProductWarrantyExpense" xlink:label="loc_us-gaap_ProductWarrantyExpense_90C814684CEF97BF1092C2A8E10F16BB" xlink:type="locator" />
    <presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_ProductWarrantyLineItems_12EE25FBB993DD2F909FC2A8E10FB0AD" xlink:to="loc_us-gaap_ProductWarrantyExpense_90C814684CEF97BF1092C2A8E10F16BB" xlink:type="arc" />
    <loc xlink:href="teso-20120930.xsd#teso_ProductWarrantyUnitsProduced" xlink:label="loc_teso_ProductWarrantyUnitsProduced_CE9ABAD7A69320405AA5C2A8E10F116A" xlink:type="locator" />
    <presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_teso_ProductWarrantyLineItems_12EE25FBB993DD2F909FC2A8E10FB0AD" xlink:to="loc_teso_ProductWarrantyUnitsProduced_CE9ABAD7A69320405AA5C2A8E10F116A" xlink:type="arc" />
  </presentationLink>
  <presentationLink xlink:role="http://www.tescocorp.com/role/WarrantiesTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProductWarrantiesDisclosuresAbstract" xlink:label="loc_us-gaap_ProductWarrantiesDisclosuresAbstract_6C481A04A59757F26C18DAD4BEC5E9DA" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock_D90069E1C9096AB9D483DAD4BEC5E024" xlink:type="locator" />
    <presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/terseLabel" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ProductWarrantiesDisclosuresAbstract_6C481A04A59757F26C18DAD4BEC5E9DA" xlink:to="loc_us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock_D90069E1C9096AB9D483DAD4BEC5E024" xlink:type="arc" />
  </presentationLink>
</linkbase>
