44 Piece Nut And Bolt Thread Checker Kit With 21 Metric And 23 Inch Gauges For Tight Spots, Thread Gauge Tool For Inspecting Bolts And Threaded Holes, Foam Storage Case

44-Piece Nut and Bolt Thread Gauge Kit for Tight Spaces
✔️ 44 gauges: SAE inches and metric sizes, laser-etched, foam case

This complete thread checker set helps technicians and DIYers quickly identify nut and bolt sizes in cramped spots, making automotive, machinery, cabinetry, and general maintenance tasks smoother.

✅ 44-piece thread checker includes SAE and metric gauges
✅ Laser-etched markings on both sides for fast reading
✅ Color-coded blue for SAE and red for metric to speed recognition
✅ Foam storage case keeps gauges organized and portable

Inch size	Metric size	Approx diameter
1/2-20	M12-1.75	12.7 mm / 0.50 in
3/8-16	M10-1.0	9.525 mm / 0.375 in
1/4-20	M6-1.0	6.35 mm / 0.25 in
1-12	M24-3.0	25.4 mm / 1.00 in

💡 What is a thread gauge set used for in precision assembly and maintenance? It helps confirm bolt and nut sizes quickly and accurately, even in tight spaces. - handy for engineers and machinists checking thread compatibility - helps prevent cross-threading by matching to the correct gauge - speeds on-the-spot identification with color-coded SAE and metric gauges - keeps gauges organized in a foam case for easy transport ✝️