Machine, Self Drilling Screws, Socket Screw, Flat Head Screw, External Hex
Imperial, Metric, Coarse, Metric, Fine, Metric, Inch
3/8"-16, 3/8 in, 5/16"-18, 5/16 in, 1/4"-20, 1/4 in, 5/16 in, 5/16"-24, 1/4 in, 1/4"-28
4 1/4", 4 7/16", 1 3/4", 7/8", 45 mm
Stainless Steel, Steel, Titanium, Nylon, Plastic, Steel, Alloy Steel
Ultra-Low-Profile Standard, Flanged Button, Standard, Flat, Flanged Standard
Hex, Phillips, Socket, External Square, Slotted