Imperial, Metric, Coarse, Metric, Fine, Inch, Metric
#8-32, #2-56, #6-40, M8, M10 x 1.50
3 3/16", 20 mm, 8 mm, 3/8", 3/4"
Stainless Steel, Steel, Steel, Alloy Steel, Nylon, Plastic, Titanium
Low-Profile Standard, Ultra-Low-Profile Standard, Flanged Standard, Flat, Flanged Button
Torx, Hex, Socket, External Square, Slotted