5/16-12 x 1 1/2 Phillips Flat Self Tapping Screw Type AB Fully Threaded Zinc NWHP3 It also has an un

It also has an un slotted indented hex washer head

These Fender Washers are made of zinc-plated steel for durability and corrosion resistance

The button head provides a low-profile and aesthetically pleasing finish

These screws are made of hardened steel and zinc plated for corrosion resistance

The Phillips flat head provides a flush finish

5/16-12 x 1 1/2 Phillips Flat Self Tapping Screw Type AB Fully Threaded Zinc NWHP3 It also has an unThis 5 16 12 x 1 1 2 Phillips flat self tapping screw is made of steel and has a zinc finish. It has a Type AB thread and is fully threaded. The screw has a Phillips drive and a flat head. It is designed for use in metal applications.