Steel reducing washers

1. Application:  These reducing washers are used when connectors are smaller than the knockout hole they are intended to fill in a box or enclosure.

2. Advantages：All-steel construction ensures a strong, secure and durable installation of connector and conduit to the box or enclosure.

3. Field Names: Reducing washers, donut washers, doughnut washers.

4.  Material:Zinc Plated Steel