Machine, Self Drilling Screws, Socket Screw, Flat Head Screw, External Hex
Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
3/8 in, 3/8"-24, 7/8"-9, 7/8 in, 5/8"-11, 5/8 in, 1/4 in, 1/4"-28, 7/16"-20, 7/16 in
1 9/16", 40 mm, 4 3/8", 8", 100 mm
Steel, Brass, Steel, Alloy Steel, Nylon, Plastic, Titanium
Standard, Low-Profile Standard, Ultra-Low-Profile Standard, Flat, Flanged Button
Hex, Phillips, Socket, External Square, Slotted