Thumlers Tumbler 12 oz. Grit Set for Rock Tumbling One Small Pack of Each Type tailing tray Reduces arm and shoulder fatigue

Reduces arm and shoulder fatigue during extended detecting sessions

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Thumlers Tumbler 12 oz. Grit Set for Rock Tumbling One Small Pack of Each Type tailing tray Reduces arm and shoulder fatigueThumlers Tumbler 12 oz. Grit Set for Rock Tumbling. Contains 4 oz. of coarse grit, 4 oz. fine grit, 2 oz. pre polish, and 2 oz. of polish. For rock tumbling, contains one small pack each of coarse grit (4 oz.), fine grit (4 oz.), pre polish (2 oz.) and polish (2 oz.).