engineered for specific home construction applications

5/8-11 x 9 Carriage Bolt SS 18-8 (A2)

7/8-9 x 6 1/2 Socket Cap Screw Alloy

1-14 x 3 Socket Cap Screw Alloy

7/8-9 x 3 1/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Gutter Screws engineered for specific home construction7 8 9 x 3 1 4 Grade 8 Hex Cap Screw Yellow Zinc Plated . Grade 8 Hex Cap Screws are manufactured 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 diameters 1 4 to 2 1 2 inches