Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
M20x2.5, M2x0.4, M10x1.25, M24x3, M2.5x0.45
5 1/4", 3 3/4", 8", 5/16", 3 9/16"
Stainless Steel, Brass, Nylon, Plastic, Titanium, Steel
Low-Profile Standard, Button, Ultra-Low-Profile Standard, Flanged Standard, Flanged Button
Phillips, Hex, External Square, Slotted, Socket