5/16-24 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (400)

The SDW installs easily with no pre-drilling and is available in optimized lengths for fastening 2-

The drywall gypsum and its paper are kept in compression and thereby immediately reinforced

1/2-13 x 4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (200)

1-8 x 3 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (40) 12" Long Boy Drill Bits 5/16-24 x 4 Grade 51 8 x 3 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (40) . 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