3/8 x 3 1/2 Mushroom Spike Zinc Plated (25)

1/4-20 x 3/8 Phillips Flat 82 Undercut Machine Screw Black Zinc Plated (6

1 1/16 x 6 Reduced Shank Drill Bit Cobalt (1/2 Shank)

10 x 3 1/2 Simpson Bugle-Head Self-Drilling Screw - Square Drive 410 SS - Carton (1000)

6 x 1 1/8 Phillips Bugle Coarse Drywall Screws Phosphate - Carton (10,000) M20-2.5 Hex Cap Screws 8.8 DIN 933 Zinc Plated (Fully Threaded) 3/8 x 3 1/2 Mushroom6 x 1 1 8 Phillips Bugle Coarse Drywall Screws Phosphate Coated Carton (10,000) . Intercorp Strong Point drywall screws are designed to attach gypsum board to wood studs. Meets ASTM A510 for carbon steel manufacturing. Meets ASTM C1002 for attaching gypsum board to wood studs.