Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
M24x3, M16x2, M4, M12x1.75, M10 x 1.50
2", 1 3/8", 22 mm, 6 1/2", 30 mm
Brass, Steel, Alloy Steel, Steel, Nylon, Plastic, Titanium
Low-Profile Standard, Flat, Ultra-Low-Profile Standard, Flanged Standard, Flanged Button
Torx, Phillips, Socket, Slotted, External Square