Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
M16x2, #6-40, M8, M10 x 1.50, #8-32
7 1/2", 100 mm, 2 3/4", 85 mm, 22 mm
Stainless Steel, Steel, Steel, Alloy Steel, Nylon, Plastic, Titanium
Ultra-Low-Profile Standard, Button, Low-Profile Standard, Standard, Flanged Button
Phillips, Hex, Socket, External Square, Slotted