Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
M20x2.5, M10x1.25, M24x3, M2x0.4, M10 x 1.50
100 mm, 3 11/16", 2 1/2", 2 7/8", 8 mm
Stainless Steel, Steel, Alloy Steel, Steel, Titanium, Nylon, Plastic
Low-Profile Standard, Ultra-Low-Profile Standard, Button, Flanged Standard, Flat
Cross, Hex, Socket, Slotted, External Square