Machine, Self Drilling Screws, Socket Screw, Flat Head Screw, External Hex
Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
1/4 in, 1/4"-28, 1/4"-20, 1/4 in, 9/16"-12, 9/16 in, M5, M5-0.80, 1-1/8"-7, 1-1/8 in
5 1/2", 5 1/4", 2 1/16", 65 mm, 80 mm
Brass, Steel, Steel, Alloy Steel, Titanium, Nylon, Plastic
Low-Profile Standard, Flanged Standard, Ultra-Low-Profile Standard, Standard, Flat
Hex Socket, Hex, Socket, External Square, Slotted