Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
M24x3, M12x1.75, M20x2.5, 1/2"-13, #6-40
1 7/8", 3 11/16", 2 7/8", 100 mm, 22 mm
Steel, Stainless Steel, Steel, Alloy Steel, Titanium, Nylon, Plastic
Button, Low-Profile Standard, Ultra-Low-Profile Standard, Standard, Flanged Button
Torx, Hex Socket, Socket, Slotted, External Square