Segment Reporting (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Net Sales	$ 54,573,000	$ 44,530,000
Gross Profit Loss	9,142,000	5,445,000
Pre Tax Loss	(2,561,000)	(8,551,000)
Provision for Income Taxes	37,000
Net Loss	(2,732,000)	(10,992,000)
Assets	51,090,000	47,756,000
COMPLEX MACHINING
Net Sales	48,226,000	39,745,000
Gross Profit Loss	8,669,000	5,871,000
Pre Tax Loss	5,266,000	(75,000)
Assets	45,268,000	41,947,000
TURBINE ENGINE COMPONENTS
Net Sales	6,347,000	4,785,000
Gross Profit Loss	473,000	(426,000)
Pre Tax Loss	(500,000)	(1,385,000)
Assets	5,005,000	5,243,000
CORPORATE
Net Sales
Gross Profit Loss
Pre Tax Loss	(7,327,000)	(7,091,000)
Assets	817,000	566,000
CONSOLIDATED
Net Sales	54,573,000	44,530,000
Gross Profit Loss	9,142,000	5,445,000
Pre Tax Loss	(2,561,000)	(8,551,000)
Provision for Income Taxes	37,000
Loss from Discontinued Operations	(134,000)	(2,441,000)
Net Loss	(2,732,000)	(10,992,000)
Assets	$ 51,090,000	$ 47,756,000