Imperial, Metric, Coarse, Metric, Fine, Metric, Inch
M5x0.8, M2x0.4, 1/4"-20, M6, M10 x 1.50
5 1/4", 2 1/16", 3 3/16", 50 mm, 2 1/8"
Brass, Steel, Alloy Steel, Steel, Nylon, Plastic, Titanium
Ultra-Low-Profile Standard, Flat, Standard, Flanged Standard, Flanged Button
Phillips, Hex Socket, Socket, External Square, Slotted