Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
M12x1.75, M10x1.25, M2x0.4, M20x2.5, 1/4"-20
3 1/2", 1 3/8", 50 mm, 22 mm, 200 mm
Steel, Alloy Steel, Brass, Steel, Titanium, Nylon, Plastic
Button, Ultra-Low-Profile Standard, Flanged Standard, Flat, Flanged Button
Hex Socket, Phillips, Socket, External Square, Slotted