Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
M4x0.7, 5/16"-18, M10 x 1.50, M2x0.4, M1.6x0.35
1", 20 mm, 2 7/8", 45 mm, 22 mm
Brass, Steel, Alloy Steel, Steel, Nylon, Plastic, Titanium
Low-Profile Standard, Ultra-Low-Profile Standard, Standard, Flat, Flanged Button
Hex, Pozidriv, Socket, External Square, Slotted