Machine, Socket Screw, Self Drilling Screws, Flat Head Screw
Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
1/4 in, 1/4"-28, 7/8"-9, 7/8 in, 9/16"-12, 9/16 in, 1/2"-20, 1/2 in, M8, M8-1.25
1 9/16", 40 mm, 80 mm, 85 mm, 2 7/8"
Brass, Stainless Steel, Steel, Alloy Steel, Titanium, Nylon, Plastic
Ultra-Low-Profile Standard, Button, Standard, Flat, Flanged Button
Pozidriv, Socket, Slotted, External Square, External Hex