Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
#6-40, M10 x 1.50, M1.6x0.35, M2x0.4, M6x1
1 3/8", 1 7/8", 50 mm, 18 mm, 2 7/8"
Stainless Steel, Steel, Steel, Alloy Steel, Nylon, Plastic, Titanium
Button, Low-Profile Standard, Ultra-Low-Profile Standard, Flanged Standard, Flanged Button
Hex Socket, Phillips, Slotted, External Square, Socket