Machine, Socket Screw, Self Drilling Screws, Flat Head Screw
Imperial, Metric, Metric, Fine, Metric, Coarse, Inch
3/8 in, 3/8"-24, M4, M4-0.70, 5/16"-18, 5/16 in, 1/4"-20, 1/4 in, 1/4 in, 1/4"-20
20 mm, 3 7/8", 22 mm, 45 mm, 100 mm
Aluminum, Stainless Steel, Nylon, Plastic, Titanium, Steel
Standard, Low-Profile Standard, Ultra-Low-Profile Standard, Flat, Flanged Button
Pozidriv, Socket, External Square, Slotted, External Hex