Imperial, Metric, Coarse, Metric, Fine, Inch, Metric
#6-40, M10 x 1.50, M2x0.4, #6-32, M1.6x0.35
3 3/16", 7 1/2", 1 3/8", 80 mm, 18 mm
Steel, Stainless Steel, Brass, Nylon, Plastic, Titanium
Flanged Standard, Low-Profile Standard, Ultra-Low-Profile Standard, Flat, Flanged Button
Hex, Pozidriv, External Square, Slotted, Socket