1 1/2-6 x 12 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (3)

5/8-11 x 1 1/2 A325 Type 1 Heavy Hex Bolt Hot Dipped Galvanized (230)

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

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1/2-20 x 3 3/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) 7/8-9 Grade 8 Hex Cap Screws Yellow Zinc Plated 1 1/2-6 x 12 L91 2 20 x 3 3 4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) . 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