Imperial, Metric, Coarse, Metric, Fine, Inch, Metric
1"-8, #6-40, M10 x 1.50, M2x0.4, M2.5x0.45
5 1/4", 2 1/8", 45 mm, 20 mm, 8 mm
Brass, Steel, Steel, Alloy Steel, Titanium, Nylon, Plastic
Flanged Standard, Low-Profile Standard, Flat, Ultra-Low-Profile Standard, Flanged Button
Torx, Pozidriv, Socket, External Square, Slotted