Socket Screw, Machine, Self Drilling Screws, Flat Head Screw, External Hex
Imperial, Metric, Coarse, Metric, Fine, Metric, Inch
3/8 in, 3/8"-24, 5/16"-18, 5/16 in, 1/4 in, 1/4"-28, 1/2"-13, 1/2 in, 5/16 in, 5/16"-24
5 1/2", 5 1/4", 2 1/16", 3 9/16", 90 mm
Brass, Steel, Steel, Alloy Steel, Titanium, Nylon, Plastic
Ultra-Low-Profile Standard, Flat, Button, Low-Profile Standard, Flanged Button
Hex Socket, Hex, External Square, Slotted, Socket