Silicon Bronze Hex Tap Bolts are similar to low carbon steel in hardness but offer high resistance to corrosive environments such as sea water

3/4 x 8 1/2 Titen HD Concrete Anchor Zinc Plated (5)

5/16-18 x 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (1950)

1-8 x 3 1/4 Hex Cap Screw SS 18-8 (A2)

3/8-16 x 5 Grade 5 Hex Cap Screw Plain Domestic USA (50)

3/4-16 x 1 3/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) SDS Plus Hammer Drill Bits Silicon Bronze Hex Tap Bolts3 4 16 x 1 3 4 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