QUICKLY IDENTIFY BOLTS AND NUTS - Easily Distinguish Between 28 Metric and Inch Thread Sizes, and Quickly Measure Bolt Lengths and Nut Diameters.
MADE FROM ALUMINIUM ALLOY - It has a hard anodized surface with rust-resistant threaded pins firmly set in the holes of the identification gauge, making this tool more durable
IDENTIFICATION TOOL- Identify 28 sizes of nuts and bolts, featuring metric thread sizes spanning from M4*0.7 to M14*2.0 and Imperial thread sizes ranging from 6-32 Coarse to 1/2-20 Fine, which can help you identify different sizes of nuts and bolts quickly and easily
MOUNTING HOLES- Designed with pre-drilled mounting holes on the top, making it easy to hang it on the wall when you're done using it or attach it to your toolbox for easy access when you need it
INCH AND CENTIMETER- Bolt and nut gauge features laser-etched inch and centimeter scales on the edges, which are clear and easy to compare, and will assist you in quickly and easily identifying the size of your bolts and nuts