Flat washers are great for adding resistance to your bolts and screws to prevent them from boring into the wood and weakening it. They contain a zinc coating for a corrosion resistant finish. Suited for use with a 5/16″ bolt or screw.
- USS coarse washers for coarse threaded bolts
- Washers are used to increase the pressure a bolt or screw provides
- Use a washer that is the same finish as your other fasteners