Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
#6-40, M10 x 1.50, M10x1.5, M2.5x0.45, M1.6x0.35
5 1/4", 2", 7 1/2", 85 mm, 18 mm
Brass, Stainless Steel, Steel, Titanium, Nylon, Plastic
Ultra-Low-Profile Standard, Low-Profile Standard, Standard, Flanged Standard, Flanged Button
Cross, Torx, Socket, External Square, Slotted