Cup-dish head. Designed to countersink into the face of the drywall. Smooth shank. Diamond point. For securing drywall to studs. 12-1/2-gauge. 19/64" head. Interior use.
1/2x24 Black Nipple
12pk 1/2 White Plastic Clamp
1-1/2x1-1/4 Galv Coupling
3/4x24 Black Nipple