Proof load strength will meet a minimum of 100

deviations from these specifications may occur

3/8-16 x 3 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (400)

9/16-18 x 2 1/4 Grade 8 Hex Cap Screw Plain Domestic USA (25)

55/64 x 6 Reduced Shank Drill Bit (1/2 Shank)

3/4-16 x 5 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (20) 1/2-20 Grade 8 Hex Cap Screws Yellow Zinc Plated Proof load strength will meet3 4 16 x 5 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