Socket Screw, Machine, Grub Screw, Self Drilling Screws, Flat Head Screw
Imperial, Metric, Metric, Fine, Metric, Coarse, Inch
1/4"-28, 5/16"-32, 1-1/4"-7, #5-44, M16-2
170 mm, 30 mm, 280 mm, 4 3/4", 5 1/4"
Stainless Steel, Brass, Aluminum, Nylon, Plastic, Steel
Flanged Standard, Low-Profile Standard, Flat, Flanged Button, Ultra-Low-Profile Standard
Hex Socket, Cross, Phillips, Hex, Slot