Imperial, Metric, Metric, Fine, Metric, Coarse, Inch
M12x1.75, M24x3, M20x2.5, M10 x 1.50, M1.6x0.35
3 3/16", 2 1/8", 45 mm, 2 13/16", 40 mm
Stainless Steel, Steel, Alloy Steel, Steel, Nylon, Plastic, Titanium
Low-Profile Standard, Standard, Ultra-Low-Profile Standard, Flanged Button, Flanged Standard
Hex Socket, Hex, External Square, Slotted, Socket