BUSINESS SEGMENTS (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Segment Reporting Information [Line Items]
Revenue	$ 21,678,000	$ 22,932,000	$ 64,064,000	$ 57,132,000
Segment operating income	1,903,000	1,590,000	5,293,000	3,445,000
Other expense	(75,000)
Interest expense	(173,000)	(158,000)	(566,000)	(335,000)
Income before income taxes	1,655,000	1,432,000	4,853,000	3,110,000
Total assets	73,851,000		73,851,000		$ 73,094,000
Long-lived assets, including September 30 (2015: $52,000) (2014: $55,000) at corporate	33,900,000	35,470,000	33,900,000	35,470,000
Consolidated [Member]
Segment Reporting Information [Line Items]
Total assets	73,851,000	79,367,000	73,851,000	79,367,000
Consolidated [Member] | Reportable Subsegments [Member]
Segment Reporting Information [Line Items]
Revenue	21,678,000	22,932,000	64,064,000	57,132,000
Segment operating income	3,060,000	3,217,000	9,352,000	8,112,000
General corporate expense	(1,157,000)	(1,627,000)	(4,059,000)	(4,667,000)
Other income			126,000
Other expense	(75,000)
Interest expense	(173,000)	(158,000)	(566,000)	(335,000)
Income before income taxes	1,655,000	1,432,000	4,853,000	3,110,000
Total assets	71,608,000	77,023,000	71,608,000	77,023,000
Long-lived assets, including September 30 (2015: $52,000) (2014: $55,000) at corporate	33,900,000	35,470,000	33,900,000	35,470,000
Consolidated [Member] | Corporate Segment [Member]
Segment Reporting Information [Line Items]
Total assets	2,243,000	2,344,000	2,243,000	2,344,000
Tools [Member] | Reportable Subsegments [Member]
Segment Reporting Information [Line Items]
Revenue	15,924,000	17,865,000	46,541,000	41,749,000
Segment operating income	1,947,000	2,201,000	5,888,000	4,887,000
Total assets	60,688,000	65,054,000	60,688,000	65,054,000
Long-lived assets, including September 30 (2015: $52,000) (2014: $55,000) at corporate	29,338,000	30,815,000	29,338,000	30,815,000
Hardware [Member] | Reportable Subsegments [Member]
Segment Reporting Information [Line Items]
Revenue	5,754,000	5,067,000	17,523,000	15,383,000
Segment operating income	1,113,000	1,016,000	3,464,000	3,225,000
Total assets	10,920,000	11,969,000	10,920,000	11,969,000
Long-lived assets, including September 30 (2015: $52,000) (2014: $55,000) at corporate	$ 4,510,000	$ 4,600,000	$ 4,510,000	$ 4,600,000