Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
M20x2.5, M10 x 1.50, M1.6x0.35, #8-36, M4x0.7
5/16", 1 3/8", 3 7/8", 3/16", 130 mm
Steel, Alloy Steel, Brass, Nylon, Plastic, Titanium, Steel
Flanged Standard, Low-Profile Standard, Standard, Ultra-Low-Profile Standard, Flat
Cross, Hex Socket, Socket, Slotted, External Square