Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
M12x1.75, M24x3, M20x2.5, M10 x 1.50, M10x1.5
5 1/4", 50 mm, 1 3/8", 3 7/8", 2 3/4"
Stainless Steel, Steel, Alloy Steel, Steel, Nylon, Plastic, Titanium
Low-Profile Standard, Ultra-Low-Profile Standard, Standard, Flanged Standard, Flanged Button
Hex, Phillips, Socket, External Square, Slotted