towers and other commercial structures

5/16-18 x 5 Grade 8 Hex Cap Screw Plain Domestic USA (50)

8 x 1 5/8 Simpson Fiber-Cement Screws T17 316 SS - Box (100)

1/4-28 x 1 3/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

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7/8-14 x 5 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (15) 5/16-18 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA towers and other commercial structures7 8 14 x 5 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (15) . 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