Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
M4x0.7, M24x3, M2x0.4, #8-32, M10 x 1.50
7 1/2", 1 7/8", 1 9/16", 80 mm, 85 mm
Steel, Brass, Stainless Steel, Nylon, Plastic, Titanium
Flat, Flanged Standard, Button, Ultra-Low-Profile Standard, Flanged Button
Pozidriv, Hex, Socket, External Square, Slotted