Imperial, Metric, Metric, Fine, Metric, Coarse, Inch
M24x3, M20x2.5, M16x2, M2.5x0.45, M10 x 1.50
7 1/2", 5/16", 1 3/8", 85 mm, 200 mm
Steel, Alloy Steel, Brass, Steel, Nylon, Plastic, Titanium
Flat, Ultra-Low-Profile Standard, Button, Flanged Button, Flanged Standard
Cross, Hex, External Square, Socket, Slotted