Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
M1.6x0.35, M4x0.7, 5/8"-11, M2.5x0.45, M10x1.5
3 7/8", 12", 5/16", 5 1/4", 3 3/4"
Steel, Alloy Steel, Brass, Steel, Titanium, Nylon, Plastic
Ultra-Low-Profile Standard, Low-Profile Standard, Standard, Flat, Flanged Button
Hex, Pozidriv, Socket, Slotted, External Square