Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
M24x3, M12x1.75, M2x0.4, M10 x 1.50, M1.6x0.35
5 1/4", 5/16", 3 1/2", 40 mm, 2 7/8"
Steel, Brass, Stainless Steel, Titanium, Nylon, Plastic
Button, Ultra-Low-Profile Standard, Low-Profile Standard, Standard, Flanged Button
Cross, Hex, Socket, External Square, Slotted