5/8-18 x 3 Hex Cap Screw SS 18-8 (A2)

1/4 x 1 1/2 Flat Split Drive Anchor Zinc Plated (100)

USS pattern flat washers are manufactured from low carbon steel to meet ASTM F844

5/8-11 x 1 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

3/8-24 x 4 Grade 8 Hex Cap Screw Plain Domestic USA (50) 3/8-16 Grade 5 Hex Cap Screws Zinc Plated 5/8-18 x 3 Hex Cap3 8 24 x 4 Grade 8 Hex Cap Screw Plain Domestic USA (50). 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 diameters 1 4 to 2