Imperial, Metric, Metric, Fine, Metric, Coarse, Inch
M12x1.75, M14x2, M20x2.5, 5/8"-11, M10x1.5
50 mm, 20 mm, 200 mm, 18 mm, 3/8"
Brass, Steel, Alloy Steel, Titanium, Nylon, Plastic, Steel
Low-Profile Standard, Ultra-Low-Profile Standard, Flat, Flanged Button, Flanged Standard
Hex, Phillips, Socket, Slotted, External Square