9/16-18 x 1 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

3/8-16 x 7/8 Grade 5 Hex Cap Screw Plain Domestic USA (100)

3/4-16 x 5 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

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

7/8-9 x 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (75)

1 1/4-7 x 4 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (15) Phillips Flat Self Drilling Cement Board Screws with Wings 9/16-18 x 1 3/4 Grade1 1 4 7 x 4 1 2 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