5/8-18 x 7 Hex Cap Screw SS 18-8 (A2)

5/8-11 x 2 Hex Cap Screw SS 316 (A4)

1/4-28 x 3 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (550)

7/8-9 x 3 Socket Cap Screw Alloy

3/4-16 x 1 Grade 8 Hex Cap Screw Plain Domestic USA (150)

1 1/4-7 x 3 Grade 8 Hex Cap Screw Plain Domestic USA (5) 5/8-11 A307 Grade A Carriage Bolts Zinc Plated 5/8-18 x 7 Hex Cap1 1 4 7 x 3 Grade 8 Hex Cap Screw Plain Domestic USA (5). 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