Imperial, Metric, Coarse, Metric, Fine, Inch, Metric
M4x0.7, M10x1.25, M1.6x0.35, M2.5x0.45, M6
7 1/2", 50 mm, 2 13/16", 5/16", 8 mm
Brass, Stainless Steel, Steel, Titanium, Nylon, Plastic
Low-Profile Standard, Flanged Standard, Ultra-Low-Profile Standard, Flanged Button, Flat
Hex, Phillips, Socket, Slotted, External Square