Countersunk, Grub Screw, Self Drilling Screws, Machine, Flat Head Screw
Metric, Imperial, Metric, Fine, Metric, Coarse, Inch
M20x2.5, #6-32, #8-32, M10 x 1.50, M2x0.4
5 1/4", 2 1/2", 40 mm, 240 mm, 3 1/8"
Brass, Titanium, Stainless Steel, Steel, Alloy Steel, Nylon, Plastic
Flat, Low-Profile Standard, Ultra-Low-Profile Standard, Flanged Standard, Standard
Cross, Phillips, External Square, Slotted, Socket