1 1/2-6 A563 Grade A Heavy Hex Nut Zinc Plated

2 1/2-4 A563 Grade A Heavy Hex Nut Zinc Plated

209" thick

1-8 x 3 1/2 Hex Cap Screw SS 316 (A4)

7/16-20 x 7 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (125) 3/4-16 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA 1 1/2-6 A563 Grade A7 16 20 x 7 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (125) . 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