Lortone QT-12 Rotary Tumbler compared to Thumlers Tumbler A-R12

I have both models of rotary tumblers and I point out the comparison between the Lortone QT-12 versus the Tru Square metal products Thumler

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Lortone QT-12 Rotary Tumbler compared to Thumlers Tumbler A-R12

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Lortone QT-12 Rotary Tumbler compared to Thumlers Tumbler A-R12