- Hot Dipped Galvanising provides additional corrosion protection in environments where the bolt is exposed to the outside elements
- Assists in distributing the load of a threaded fastener
- Metric sizing
- Box of 100
Zenith Round Flat Washers are used under a nut to minimise surface or finish damage when tightening the nut. Washers also spreads load forces preventing the nut from pulling into soft materials.