Socket Screw, Self Drilling Screws, Machine, Flat Head Screw, External Hex
Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
1/4 in, 1/4"-28, 1/2"-13, 1/2 in, 1/4 in, 1/4"-20, 5/16 in, 5/16"-24, 7/16"-20, 7/16 in
100 mm, 1 9/16", 70 mm, 60 mm, 45 mm
Stainless Steel, Steel, Steel, Alloy Steel, Nylon, Plastic, Titanium
Low-Profile Standard, Flanged Button, Button, Ultra-Low-Profile Standard, Flat
Hex, Phillips, Socket, External Square, Slotted