1-8 x 3 1/4 Heavy Hex Structural Bolts A325 Type 1 Plain Made in North America C188 This 5/8" x 4" hex

This 5/8" x 4" hex lag screw is made of steel and has a zinc finish

this bolt offers excellent corrosion resistance and strength

The screw is designed for use in wood applications

This screw is commonly used in automotive

and routers

1-8 x 3 1/4 Heavy Hex Structural Bolts A325 Type 1 Plain Made in North America C188 This 5/8" x 4" hexThese 1 8 x 3 1 4 Heavy Hex Structural Bolts are designed for heavy duty construction applications. Made in North America from high strength steel, they meet ASTM A325 Type 1 specifications for strength and durability. The bolts feature a heavy hex head for easy installation and a plain finish for corrosion resistance. Ideal for connecting structural steel members, these bolts provide a secure and reliable connection.