1/4-28 x 3 3/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (50)

1 1/2-6 L9 Hex Collar Locknuts Cadmium Yellow & Wax Coated Domestic USA (5)

At FMW Fasteners

9/16-12 x 2 Grade 8 Hex Cap Screw Plain Domestic USA (25)

1/2-13 x 1 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50)

9/16-18 x 2 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) Strong-Drive SDWH Timber-Hex Screws Double-Barrier Coated 1/4-28 x 3 3/4 Grade9 16 18 x 2 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) . 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