Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
M12x1.75, M16x2, M10x1.25, M2x0.4, M24x3
3/16", 2 1/8", 2", 55 mm, 200 mm
Brass, Steel, Alloy Steel, Steel, Titanium, Nylon, Plastic
Button, Flat, Ultra-Low-Profile Standard, Flanged Standard, Flanged Button
Cross, Hex Socket, External Square, Slotted, Socket