This fastener is corrosion resistant guaranteed

3/4-10 x 18 Carriage Bolt SS 18-8 (A2)

1-14 x 2 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (10)

7/16-14 x 3 1/4 Grade 8 Hex Cap Screw Plain Domestic USA (250)

1 1/4-12 x 5 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (15) Finished Hex Nuts 316 Stainless Steel This fastener is corrosion resistant1 1 4 12 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