This fastener is corrosion resistant guaranteed

1 1/2-6 x 4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (24)

5/8 x 3 Hex Lag Screw 18-8 SS

3/8-16 x 3 3/4 STRONG-BOLT® 2 Cracked and Uncracked Concrete Wedge Anchor Zinc Plated (50)

1/2-20 x 6 Grade 8 Hex Cap Screw Plain Domestic USA (25) 1/2-13 Hex Tap Bolts 18-8 Stainless Steel This fastener is corrosion resistant1 2 20 x 6 Grade 8 Hex Cap Screw Plain 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 diameters 1 4 to 2