Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
M20x2.5, M10x1.25, M24x3, M8, #6-32
5 1/4", 3 9/16", 3 7/8", 3/4", 25 mm
Brass, Steel, Alloy Steel, Titanium, Nylon, Plastic, Steel
Low-Profile Standard, Ultra-Low-Profile Standard, Standard, Flanged Standard, Flanged Button
Hex Socket, Phillips, External Square, Socket, Slotted