Intercorp Strong-Point® hi-low thread drywall screws are designed to attach gypsum board to both wood or steel studs

5/8-11 x 4 1/4 Hex Cap Screw SS 316 (A4)

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

3/8-24 L9 Hex Nut Alloy Cadmium Yellow and Wax Coated Domestic USA (100)

1/2-13 x 6 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (20) 1/2 Hex Lag Screws Hot Dipped Galvanized Intercorp Strong-Point® hi-low thread drywall1 2 13 x 6 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (20) . Grade 8 Hex Cap Screws are manufactured in the USA from medium carbon alloy steel. In diameters 1 4 to 1 1 2 inches our Grade 8 material meets or exceeds SAE J429 Grade 8 specifications. Diameters over 1 1 2 inches meet or exceed ASTM A354 Grade BD. All material is manufactured with rolled threads. Yellow zinc plated bolting will meet or exceed ASTM F1941. Typical hardness on