high/low thread form incorporates indentations ("teeth") that cut easily and quickly through high-density materials

2 3/4-4 A563 Grade A Heavy Hex Nut Hot Dipped Galvanized

5/8-11 x 4 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

1/4 x 4 Powers Round Toggle Bolt Zinc Plated (50)

1/2-13 x 2 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (225) 1-14 Grade 5 Hex Cap Screws Zinc Plated - Domestic USA high/low thread form incorporates indentations1 2 13 x 2 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (225) . 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