Grub Screw, Socket Screw, Machine, Self Drilling Screws, Flat Head Screw
Imperial, Metric, Coarse, Metric, Fine, Metric, Inch
M20x2.5, M16x2, #4-48, M10 x 1.50, M2.5x0.45
5 1/4", 1/2", 22 mm, 2 1/2", 140 mm
Aluminum, Brass, Nylon, Plastic, Titanium, Steel, Alloy Steel
Flanged Standard, Flat, Ultra-Low-Profile Standard, Flanged Button, Standard
Phillips, Hex Socket, Socket, Slotted, External Square