Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
M20x2.5, M16x2, 5/8"-11, M6, M8
12", 2 9/16", 5 1/4", 2 1/16", 3 3/16"
Brass, Stainless Steel, Steel, Alloy Steel, Nylon, Plastic, Titanium
Low-Profile Standard, Flat, Ultra-Low-Profile Standard, Flanged Standard, Flanged Button
Hex Socket, Hex, Socket, Slotted, External Square