1/4-20 x 3 1/2 Carriage Bolt Fully Threaded Black Oxide and Oil M4-0.7 Its high-quality construction ensures a

Its high-quality construction ensures a secure and reliable hold

The M8 x 10 DIN 933 8

and other woodworking applications

providing ample holding power for heavy-duty projects

The yellow zinc coating offers superior corrosion resistance

1/4-20 x 3 1/2 Carriage Bolt Fully Threaded Black Oxide and Oil M4-0.7 Its high-quality construction ensures aThis 1 4 20 x 3 1 2 carriage bolt is made of steel and has a black oxide and oil finish. It is fully threaded and has a square head. Carriage bolts are often used to secure wood to metal or wood to wood. The square head prevents the bolt from turning when it is tightened. The black oxide and oil finish provides corrosion resistance.