3/8-24 x 1 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (675)

1 1/4-12 L9 Hex Collar Locknuts Cadmium Yellow & Wax Coated Domestic USA (80)

7/16-14 x 3 3/4 Grade 5 Hex Cap Screw Plain Domestic USA (25)

5/8-18 x 1 1/4 Grade 5 Hex Cap Screw Plain Domestic USA (225)

1/2-20 x 1 Grade 5 Hex Cap Screw Plain Domestic USA (400)

7/16-20 x 1 3/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (450) 1/2-13 Hex Cap Screws 18-8 Stainless Steel 3/8-24 x 1 1/2 Grade7 16 20 x 1 3 4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (450) . 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