Countersunk, Grub Screw, Self Drilling Screws, Socket Screw, Flat Head Screw
Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
#3-56, #4-40, 5/16"-32, 7/16"-20, M8-1.25
280 mm, 4 1/2", 5 1/4", 2 1/16", 85 mm
Steel, Steel, Alloy Steel, Stainless Steel, Nylon, Plastic, Brass
Low-Profile Standard, Flanged Button, Flanged Standard, Flat, Ultra-Low-Profile Standard
Torx, Hex Socket, Phillips, Pozidriv, Socket