Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
M24x3, M20x2.5, 1/2"-13, #10-32, M10 x 1.50
5 1/4", 3 3/4", 14 mm, 80 mm, 2 1/8"
Stainless Steel, Steel, Brass, Nylon, Plastic, Titanium
Low-Profile Standard, Ultra-Low-Profile Standard, Standard, Flat, Flanged Button
Hex, Phillips, Socket, External Square, Slotted