Socket Screw, Machine, Self Drilling Screws, Flat Head Screw, External Hex
Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
5/8"-11, 5/8 in, 1/2"-20, 1/2 in, 1/4 in, 1/4"-20, 5/16 in, 5/16"-24, 7/8"-9, 7/8 in
3 7/8", 4 1/2", 5 1/4", 5/16", 3"
Steel, Alloy Steel, PEEK, Plastic, Stainless Steel, Titanium, Nylon, Plastic
Button, Low-Profile Standard, Ultra-Low-Profile Standard, Flat, Flanged Button
Hex, Phillips, Socket, Slotted, External Square