each anchor comes with a corrosion resistance rating of 1

This 1-8 x 8 A325 Type 1 Heavy Hex Bolt Plain is heat-treated for superior strength and features an advanced plain finish for better corrosion resistance

1/4-28 x 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (100)

Zinc plating meets ASTM B-117 for salt spray corrosion

#60 Heavy Duty Drill Bit - Stubby Length

1-8 x 8 1/2 A325 Type 1 Heavy Hex Bolt Plain - Bulk Keg (25) Hex Washer Head Self Drilling Screws Zinc Plated each anchor comes with aThis 1 8 x 8 1 2 A325 Type 1 Heavy Hex Bolt Plain comes in a Bulk Keg of 25. It is made of durable, high strength steel and is designed for tough, heavy duty applications. Ideal for use in a variety of construction projects, this high quality bolt is perfect for industrial, commercial, and residential use.