Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
#6-40, M6, M10 x 1.50, M1.6x0.35, M2.5x0.45
7 1/2", 1 7/8", 200 mm, 20 mm, 30 mm
Steel, Alloy Steel, Steel, Brass, Titanium, Nylon, Plastic
Standard, Low-Profile Standard, Ultra-Low-Profile Standard, Flat, Flanged Button
Cross, Hex Socket, Socket, Slotted, External Square