BUSINESS SEGMENTS (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Segment Reporting Information [Line Items]
Revenue	$ 22,560,000	$ 18,268,000	$ 42,386,000	$ 34,200,000
Segment operating income	1,967,000	1,047,000	3,390,000	1,855,000
Other income	201,000	0	201,000	0
Interest expense	(201,000)	(88,000)	(393,000)	(177,000)
Income before income taxes	1,967,000	959,000	3,198,000	1,678,000
Total assets	75,567,000		75,567,000		$ 73,094,000
Long-lived assets, including June 30 (2015: $46,000) (2014: $33,000) at corporate	33,941,000	16,471,000	33,941,000	16,471,000
Consolidated [Member]
Segment Reporting Information [Line Items]
Total assets	75,567,000	61,834,000	75,567,000	61,834,000
Consolidated [Member] | Reportable Subsegments [Member]
Segment Reporting Information [Line Items]
Revenue	22,560,000	18,268,000	42,386,000	34,200,000
Segment operating income	3,426,000	2,676,000	6,291,000	4,895,000
General corporate expense	(1,459,000)	(1,629,000)	(2,901,000)	(3,040,000)
Other income			201,000
Interest expense	(201,000)	(88,000)	(393,000)	(177,000)
Income before income taxes	1,967,000	959,000	3,198,000	1,678,000
Total assets	73,904,000	48,573,000	73,904,000	48,573,000
Long-lived assets, including June 30 (2015: $46,000) (2014: $33,000) at corporate	33,941,000	16,471,000	33,941,000	16,471,000
Consolidated [Member] | Corporate Segment [Member]
Segment Reporting Information [Line Items]
Total assets	1,663,000	13,261,000	1,663,000	13,261,000
Tools [Member] | Reportable Subsegments [Member]
Segment Reporting Information [Line Items]
Revenue	16,058,000	12,693,000	30,617,000	23,884,000
Segment operating income	2,031,000	1,358,000	3,939,000	2,686,000
Total assets	61,859,000	35,728,000	61,859,000	35,728,000
Long-lived assets, including June 30 (2015: $46,000) (2014: $33,000) at corporate	29,363,000	11,836,000	29,363,000	11,836,000
Hardware [Member] | Reportable Subsegments [Member]
Segment Reporting Information [Line Items]
Revenue	6,502,000	5,575,000	11,769,000	10,316,000
Segment operating income	1,395,000	1,318,000	2,352,000	2,209,000
Total assets	12,045,000	12,845,000	12,045,000	12,845,000
Long-lived assets, including June 30 (2015: $46,000) (2014: $33,000) at corporate	$ 4,532,000	$ 4,602,000	$ 4,532,000	$ 4,602,000