3/8-16 x 4 Carriage Bolt Fully Threaded Black Oxide and Oil 2 3/4-12 while the 5 1/2-inch length

while the 5 1/2-inch length offers ample reach for secure fastening

It is designed to provide a strong and secure connection between two pieces of metal

and the fully threaded body ensures a secure hold

The screw has a hex head for easy driving and a 7 1/2-inch length

3/8-16 x 4 Carriage Bolt Fully Threaded Black Oxide and Oil 2 3/4-12 while the 5 1/2-inch lengthThis 3 8 16 x 4 carriage bolt is made of steel and has a black oxide and oil finish. It has a fully threaded body and a square head with a 7 16 inch head height. This bolt is designed for use in wood applications and is commonly used to attach metal hardware to wood. It is also known as a coach bolt or a hanger bolt.