8-15 x 1 1/2 Square Drive Bugle Head Fine Thread Drywall Screw Black Phosphate 1/2-13 NTU It is made of zinc-plated

It is made of zinc-plated steel and has a split design that allows it to be easily installed and removed

The un slotted indented design allows for easy driving and removal

preventing it from loosening or vibrating out of place

This countersunk finishing washer is made of 18-8 stainless steel

8-15 x 1 1/2 Square Drive Bugle Head Fine Thread Drywall Screw Black Phosphate 1/2-13 NTU It is made of zinc-platedThese 8 15 x 1 1 2 square drive bugle head fine thread drywall screws are made of steel with a black phosphate finish. They are designed for use in drywall applications and feature a sharp point for easy penetration. The square drive head provides a secure grip for driving, and the fine thread ensures a strong hold. These screws are available in a variety of lengths to accommodate different drywall thicknesses.