Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
M2x0.4, M10x1.25, M24x3, M20x2.5, M10 x 1.50
1 3/8", 7 1/2", 1 7/8", 18 mm, 200 mm
Brass, Stainless Steel, Steel, Nylon, Plastic, Titanium
Button, Flat, Standard, Flanged Standard, Flanged Button
Hex, Hex Socket, Socket, Slotted, External Square