Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
M2x0.4, #6-40, M10 x 1.50, M1.6x0.35, M4x0.7
1 7/8", 2 13/16", 25 mm, 160 mm, 2 3/4"
Steel, Stainless Steel, Steel, Alloy Steel, Titanium, Nylon, Plastic
Low-Profile Standard, Ultra-Low-Profile Standard, Standard, Flanged Standard, Flanged Button
Torx, Hex Socket, Slotted, External Square, Socket