5/16-18 x 3 1/2 Hex Machine Bolt Galvanized Hot Dip Galvanized CR188 it features a Grade 8

it features a Grade 8 strength rating

Crafted from durable steel and coated with a zinc finish for corrosion resistance

This bolt is ideal for use in construction

This 7/8-9 x 3 1/2 hex cap screw is made of 18-8 stainless steel

5/16-18 x 3 1/2 Hex Machine Bolt Galvanized Hot Dip Galvanized CR188 it features a Grade 85 16 18 x 3 1 2 Hex Machine Bolt Galvanized Hot Dip Galvanized is a high quality bolt that is perfect for a variety of applications. It is made of steel and has a galvanized finish, which makes it resistant to rust and corrosion. The bolt has a hex head and a 3 1 2 inch length. It is perfect for use in construction, automotive, and other industrial applications.