Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
M20x2.5, M10x1.25, M24x3, M10 x 1.50, M2x0.4
1 7/8", 50 mm, 3 7/8", 160 mm, 2 7/8"
Brass, Steel, Alloy Steel, Steel, Titanium, Nylon, Plastic
Button, Ultra-Low-Profile Standard, Standard, Flanged Standard, Flanged Button
Pozidriv, Phillips, External Square, Slotted, Socket