Machine, Self Drilling Screws, Socket Screw, Flat Head Screw
Imperial, Metric, Coarse, Metric, Fine, Metric, Inch
5/8"-11, 5/8 in, 3/4"-10, 3/4 in, 1/2"-20, 1/2 in, 1/4 in, 1/4"-28, 5/16"-18, 5/16 in
5 1/4", 2 1/16", 1 7/8", 8", 55 mm
Stainless Steel, Steel, Alloy Steel, Steel, Nylon, Plastic, Titanium
Ultra-Low-Profile Standard, Standard, Low-Profile Standard, Flat, Flanged Button
Phillips, Socket, External Square, Slotted, External Hex