5/8-11 x 10 A307 Grade A Carriage Bolt Zinc Plated

1/2-13 x 7 Hex Cap Screw SS 18-8 (A2)

7/16-20 x 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50)

1/2-20 x 1 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (400)

1/4-20 x 3 3/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (50) Titen HD® Heavy Duty Screw Anchors Mechanically Galvanized 5/8-11 x 10 A307 Grade1 4 20 x 3 3 4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (50) . 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