Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
M2x0.4, 1/2"-13, M6, M8, M10 x 1.50
5 1/4", 2 1/16", 3 3/4", 3/16", 25 mm
Steel, Stainless Steel, Steel, Alloy Steel, Titanium, Nylon, Plastic
Low-Profile Standard, Flat, Button, Ultra-Low-Profile Standard, Flanged Button
Cross, Hex, Socket, Slotted, External Square