Imperial, Metric, Coarse, Metric, Fine, Metric, Inch
M4x0.7, 1/2"-13, M6, M10 x 1.50, M1.6x0.35
5 1/4", 3/8", 50 mm, 3 3/16", 2 13/16"
Brass, Stainless Steel, Steel, Titanium, Nylon, Plastic
Button, Low-Profile Standard, Ultra-Low-Profile Standard, Standard, Flat
Hex, Phillips, Socket, Slotted, External Square