1/2-13 x 1 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (300)

9/16-18 x 5 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

7/8-14 x 4 Grade 5 Hex Cap Screw Plain Domestic USA (15)

Slightly different than carriage bolts

Grade 2 Finished Hex Nuts are manufactured from low carbon steel

1 1/8-7 x 7 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (15) 3/4-10 Socket Set Screws Cup Point 18-8 Stainless Steel 1/2-13 x 1 1/2 Grade1 1 8 7 x 7 1 2 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