Medium grade brown resin media, ideal for use in metal vibrators or tumblers. See Gunson Part No. 77172.
- For use with Gunson Vibratory Tumbler Polisher - Part No. 77172.
- Removes rust from bolts and nuts without damage to the threads. Angular particles reach into threads to dislodge rust.
- Made from unsaturated resin.
- Consumable, 1kg bag.
- For Ceramic media, see Part No. 77161.