Machine, Socket Screw, Self Drilling Screws, Flat Head Screw, External Hex
Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
5/8"-11, 5/8 in, 3/8"-16, 3/8 in, 3/8 in, 3/8"-24, 1/4"-20, 1/4 in, M16-2.00, M16
3 11/16", 60 mm, 100 mm, 200 mm, 50 mm
Brass, Stainless Steel, Steel, Alloy Steel, Nylon, Plastic, Titanium
Flat, Low-Profile Standard, Flanged Button, Ultra-Low-Profile Standard, Button
Hex, Pozidriv, Socket, External Square, Slotted