Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
1/2"-13, M16x2, M8, M10 x 1.50, M1.6x0.35
2 1/8", 1 9/16", 1 3/8", 100 mm, 2 7/8"
Brass, Steel, Steel, Alloy Steel, Nylon, Plastic, Titanium
Ultra-Low-Profile Standard, Standard, Flanged Standard, Flat, Flanged Button
Phillips, Hex, Socket, External Square, Slotted