Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
M1.6x0.35, M2x0.4, 1/2"-13, 1/4"-20, M10 x 1.50
5 1/4", 14 mm, 80 mm, 2 1/8", 2 7/8"
Steel, Alloy Steel, Brass, Titanium, Steel, Nylon, Plastic
Flat, Ultra-Low-Profile Standard, Standard, Button, Flanged Button
Phillips, Hex Socket, Slotted, External Square, Socket