Black phosphate finish that offers better corrosion resistance than the commonly produced black oxide Drywall screw. Coarse threads to secure gypsum board to studs. Ideal for drywall, wood, and other materials.

These drywall screws are a good value. The steel that they are made from is not like some of the cheap import ones that strip out. The container is very useful and sturdy enough to store the screws for a long time.