Socket Screw, Machine, Self Drilling Screws, Flat Head Screw, External Hex
Imperial, Metric, Coarse, Metric, Fine, Metric, Inch
1/4 in, 1/4"-28, 5/16 in, 5/16"-24, 3/8"-16, 3/8 in, 5/8"-11, 5/8 in, 5/16"-18, 5/16 in
85 mm, 160 mm, 3 11/16", 70 mm, 65 mm
Stainless Steel, Aluminum, Titanium, Nylon, Plastic, Steel, Alloy Steel
Flanged Standard, Ultra-Low-Profile Standard, Standard, Flat, Flanged Button
Hex Socket, Pozidriv, Slotted, External Square, Socket