Socket Screw, Machine, Self Drilling Screws, Flat Head Screw, External Hex
Imperial, Metric, Coarse, Metric, Fine, Metric, Inch
1/2"-20, 1/2 in, 9/16"-12, 9/16 in, 3/4"-10, 3/4 in, 1-1/8"-7, 1-1/8 in, 1/4"-20, 1/4 in
45 mm, 130 mm, 3 7/8", 2 7/8", 25 mm
Aluminum, Steel, Steel, Alloy Steel, Nylon, Plastic, Titanium
Low-Profile Standard, Ultra-Low-Profile Standard, Standard, Flanged Standard, Flanged Button
Cross, Hex Socket, External Square, Socket, Slotted