Socket Screw, Grub Screw, Self Drilling Screws, Machine, Flat Head Screw
Imperial, Metric, Metric, Fine, Metric, Coarse, Inch
M16x2, M10x1.25, M2.5x0.45, M12x1.5, #5-40
3 1/8", 30 mm, 2 3/4", 6 1/2", 22 mm
Brass, Stainless Steel, Nylon, Plastic, Titanium, Steel, Alloy Steel
Flat, Ultra-Low-Profile Standard, Flanged Button, Standard, Flanged Standard
Cross, Torx, Slotted, Socket, External Square