1-8 x 3 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (35)

1/2-13 x 7 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (90)

9/16 x 18 ITM SDS Plus eVolution™ Hammer Drill Bit

1/4-28 x 3 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (750)

9/16-12 x 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) A194 2H Heavy Hex Nuts Hot Dipped Galvanized 1-8 x 3 1/2 Grade9 16 12 x 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) . 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