Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
5/16"-18, M20x2.5, M6, M10 x 1.50, M1.6x0.35
1 9/16", 100 mm, 3 1/8", 3 7/8", 200 mm
Stainless Steel, Steel, Alloy Steel, Steel, Titanium, Nylon, Plastic
Flanged Standard, Low-Profile Standard, Ultra-Low-Profile Standard, Flat, Flanged Button
Phillips, Hex, Socket, Slotted, External Square