PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($)	Dec. 28, 2018	Mar. 30, 2018
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 11,971,604	$ 11,443,516
Less: accumulated depreciation and amortization	(9,686,961)	(9,377,361)
Property, Plant and Equipment, Net	2,284,643	2,066,155
Computers [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	500,355	496,489
Leasehold improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	917,498	888,488
Machinery and equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	6,427,473	6,189,340
Tools and dies [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	3,937,421	3,681,077
Furniture and fixture [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	179,072	179,072
Website development cost [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 9,785	$ 9,050

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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