5/16-18 x 1 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (850)

1/2-13 x 18 6 A307A Hex Bolt Zinc Plated

3/8-16 x 2 Grade 5 Hex Cap Screw Plain Domestic USA (550)

5/16 L9 USS Tension Flatwasher Yellow Zinc Plated Domestic USA (100)

1 1/4-7 x 8 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (18)

5/8-11 x 6 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (65) Phillips Bugle Decking Screws W.A.R. Coated 5/16-18 x 1 3/4 Grade5 8 11 x 6 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (65) . 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