Pro-Twist #6 x 1 in. Phillips Bugle-Head Fine-Thread Self-Drill Black Phosphorus Drywall Screws (5 lb. Pack) screws are suited to residential and commercial drywall construction where reliable fastening to steel studs is required. The full-length fine thread is engineered for secure holding power in 20- to 14-gauge steel, while the self-drilling point helps streamline installation by combining drilling and fastening into one operation. With a 1 in. length, bugle head, reduced Phillips recess, and black phosphate finish, this drywall fastener provides a practical combination of installation efficiency, consistent seating, and dependable metal-to-drywall fastening performance.