pizzano
Cave Dweller
Member since February 2018
Posts: 1,390
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Post by pizzano on Aug 20, 2020 10:53:16 GMT -5
It's just my experience, but I've gotten the best results grinding and polishing with Mohs 5-6 material, after 200ga hand diamond disc preforming, in a vibe type tumbler.........I use bowl vibes. No rotary tumbles at all, especially softer material........!
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