8-18 x 3/4 Phillips Indented Hex Washer Self Tapping Screw Type B Fully Threaded Zinc D6923188 while the bugle head design

while the bugle head design countersinks easily for a flush finish

They are full thread and have a sharp point that makes them easy to drill through metal

which provides a secure grip for tightening

It is 6 inches long and has a Grade 5 rating

such as securing rods

8-18 x 3/4 Phillips Indented Hex Washer Self Tapping Screw Type B Fully Threaded Zinc D6923188 while the bugle head design8 18 x 3 4 Phillips Indented Hex Washer Self Tapping Screw Type B Fully Threaded Zinc are designed for use in metal applications. They have a Phillips drive and a hex washer head. The self tapping design allows the screw to create its own threads as it is driven into the material. The Type B point is designed for use in thicker materials. The fully threaded design provides maximum holding power. The zinc coating provides corrosion resistance.