1/2-20 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

Fastening into concrete

7/16-14 x 4 Hex Cap Screw SS 316 (A4)

5/8-11 x 6 1/2 Hex Cap Screw SS 316 (A4)

1/2-20 x 6 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

7/8-9 x 2 1/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (15) 3/4-10 A307A Hex Bolts Plain Steel 1/2-20 x 4 Grade 57 8 9 x 2 1 4 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