Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
M14x2, M24x3, M20x2.5, M5x0.8, M1.6x0.35
22 mm, 20 mm, 3 11/16", 85 mm, 6 mm
Brass, Steel, Alloy Steel, Steel, Titanium, Nylon, Plastic
Flat, Button, Low-Profile Standard, Ultra-Low-Profile Standard, Flanged Button
Cross, Phillips, Socket, External Square, Slotted