The Grip-Rite #6 x 1-5/8-in Bugle Coarse Thread Drywall Screws 1-lb (189-Pack) are designed for securely attaching gypsum board to wood studs. These screws feature a bugle head that countersinks cleanly into drywall without tearing the paper, a sharp point for easy penetration, and coarse threading optimized for wood applications. They are phosphate-coated to reduce friction during installation, improve corrosion resistance, and enhance adhesion for joint compound.