Socket Screw, Machine, Self Drilling Screws, Flat Head Screw, External Hex
Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
M4, M4-0.70, 5/16"-18, 5/16 in, 3/8 in, 3/8"-24, 5/16 in, 5/16"-24, 5/8"-11, 5/8 in
1 9/16", 1 3/8", 130 mm, 55 mm, 45 mm
Brass, Nylon, Plastic, Titanium, Steel, Alloy Steel, Steel
Ultra-Low-Profile Standard, Standard, Button, Flat, Flanged Button
Hex, Torx, Socket, Slotted, External Square