1-8 x 6 1/2 A307A Hex Bolt Zinc Plated

5/8-18 x 3 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

Fastens corrugated siding panels to steel stud without pre-drilling

10 x 4 1/2 Phillips Bugle Coarse Drywall Screws Phosphate Coated - Carton (500)

7/16-20 x 4 Grade 5 Hex Cap Screw Plain Domestic USA (25)

5/16-24 x 5 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (50) 1 1/4-7 Grade 8 Hex Cap Screws Plain - Domestic USA 1-8 x 6 1/2 A307A5 16 24 x 5 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated 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