Socket Screw, Machine, Self Drilling Screws, Flat Head Screw, External Hex
Imperial, Metric, Fine, Metric, Coarse, Inch, Metric
M16-2.00, M16, 1/4 in, 1/4"-28, 1/4 in, 1/4"-20, 1/4"-20, 1/4 in, 7/16"-20, 7/16 in
1 9/16", 130 mm, 60 mm, 3 11/16", 100 mm
Brass, Steel, Alloy Steel, Steel, Nylon, Plastic, Titanium
Low-Profile Standard, Ultra-Low-Profile Standard, Standard, Flat, Flanged Button
Phillips, Pozidriv, Socket, Slotted, External Square