Machine, Socket Screw, Grub Screw, Self Drilling Screws, Flat Head Screw
Imperial, Metric, Fine, Metric, Coarse, Metric, Inch
1/4"-20, #6-32, M10 x 1.50, #8-32, M1.6x0.35
170 mm, 300 mm, 5 1/4", 5/16", 130 mm
Steel, Brass, Steel, Alloy Steel, Titanium, Nylon, Plastic
Standard, Flanged Standard, Flat, Ultra-Low-Profile Standard, Low-Profile Standard
Phillips, Slot, Pozidriv, Slotted, External Square