Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
1/4"-20, M2.5x0.45, M20x2.5, M6, M10 x 1.50
7 1/2", 18 mm, 3/8", 200 mm, 130 mm
Steel, Brass, Steel, Alloy Steel, Nylon, Plastic, Titanium
Low-Profile Standard, Flat, Ultra-Low-Profile Standard, Standard, Flanged Button
Hex Socket, Hex, Socket, Slotted, External Square