Segment Information - Schedule of Segment Reporting by Segment (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025		Jun. 30, 2024	Dec. 31, 2024
Segment Reporting Information [Line Items]
Net sales	$ 7,298,077	$ 8,059,477	$ 14,543,712		$ 15,912,658
Cost of Goods Sold	6,323,015	6,644,031	11,910,909		13,752,650
Gross Profit	975,062	1,415,446	2,632,803		2,160,008
Selling and engineering expenses	257,967	278,729	531,898		556,823
Administrative expenses	1,134,526	1,029,158	2,448,162		2,398,929
Operating (loss) income	(417,431)	107,559	(347,257)		(795,744)
Other income	2,383	45,955	353,590	[1]	74,424
(Loss) income before income taxes	(415,048)	153,514	6,333		(721,320)
Depreciation	304,537	322,018	621,765		645,423
Capital expenditures	51,020	305,578	93,703		398,663
Accounts receivable, net	4,840,856	5,392,952	4,840,856		5,392,952	$ 3,094,911
Inventories, net	6,440,210	6,937,695	6,440,210		6,937,695	6,496,170
Property, Plant and Equipment, net	10,207,093	11,358,858	10,207,093		11,358,858	10,735,139
Other Assets	2,152,173	3,636,913	2,152,173		3,636,913
Total assets	23,640,332	27,326,418	23,640,332		27,326,418	$ 23,370,174
Fastener
Segment Reporting Information [Line Items]
Net sales	6,397,215	6,909,550	12,556,186		13,633,404
Cost of Goods Sold	5,764,491	5,873,710	10,905,358		12,191,990
Gross Profit	632,724	1,035,840	1,650,828		1,441,414
Selling and engineering expenses	60,636	97,727	144,832		195,726
Administrative expenses	454,759	447,616	940,196		1,144,315
Operating (loss) income	117,329	490,497	565,800		101,373
Other income	0	0	0	[1]	0
(Loss) income before income taxes	117,329		565,800
Depreciation	277,108	291,994	566,907		585,375
Capital expenditures	51,020	65,005	93,703		119,227
Accounts receivable, net	4,087,168	4,649,544	4,087,168		4,649,544
Inventories, net	4,868,858	5,378,034	4,868,858		5,378,034
Property, Plant and Equipment, net	8,982,835	9,789,160	8,982,835		9,789,160
Other Assets	0	0	0		0
Assembly Equipment
Segment Reporting Information [Line Items]
Net sales	900,862	1,149,927	1,987,526		2,279,254
Cost of Goods Sold	558,524	770,321	1,005,550		1,560,660
Gross Profit	342,338	379,606	981,975		718,594
Selling and engineering expenses	16,001	1,068	16,001		1,068
Administrative expenses	3,257	16,704	11,046		33,071
Operating (loss) income	323,080	361,834	954,929		684,455
Other income	0	0	339,520	[1]	0
(Loss) income before income taxes	323,080		1,294,448
Depreciation	27,429	29,484	54,858		58,968
Capital expenditures	0	240,573	0		279,436
Accounts receivable, net	753,688	743,408	753,688		743,408
Inventories, net	1,571,352	1,559,661	1,571,352		1,559,661
Property, Plant and Equipment, net	1,224,258	1,569,698	1,224,258		1,569,698
Other Assets	19,907	0	19,907		0
Unallocated Corporate
Segment Reporting Information [Line Items]
Net sales	0	0	0		0
Cost of Goods Sold	0	0	0		(0)
Gross Profit	0	0	0		0
Selling and engineering expenses	181,330	179,934	371,064		360,029
Administrative expenses	676,510	564,838	1,496,921		1,221,543
Operating (loss) income	(857,840)	(744,772)	(1,867,985)		(1,581,572)
Other income	2,383	45,955	14,070	[1]	74,424
(Loss) income before income taxes	(855,457)		(1,853,915)
Depreciation	0	540	0		1,080
Capital expenditures	0		0		0
Accounts receivable, net	0	0	0		0
Inventories, net	0	0	0		0
Property, Plant and Equipment, net	0	0	0		0
Other Assets	2,132,266	3,636,913	2,132,266		3,636,913
Operating Segments
Segment Reporting Information [Line Items]
Net sales	7,313,160	8,074,137	14,595,375		15,936,758
Operating Segments | Fastener
Segment Reporting Information [Line Items]
Net sales	6,412,298	6,924,210	12,607,849		13,657,504
Operating Segments | Assembly Equipment
Segment Reporting Information [Line Items]
Net sales	900,862	1,149,927	1,987,526		2,279,254
Operating Segments | Unallocated Corporate
Segment Reporting Information [Line Items]
Net sales	0	0	0		0
Intercompany Sales
Segment Reporting Information [Line Items]
Net sales	(15,083)	(14,660)	(51,663)		(24,100)
Intercompany Sales | Fastener
Segment Reporting Information [Line Items]
Net sales	(15,083)	(14,660)	(51,663)		(24,100)
Intercompany Sales | Assembly Equipment
Segment Reporting Information [Line Items]
Net sales	0	0	0		0
Intercompany Sales | Unallocated Corporate
Segment Reporting Information [Line Items]
Net sales	$ 0	$ 0	$ 0		$ 0

[1] Includes a one-time gain of $339,520 in the Assembly Equipment segment, from the sale of the Albia manufacturing facility in February 2025.