Smithsonian Rock Tumbler

Budding geologists will love placing the rough rocks in the tumbler and watching as they spin into perfectly polished stones.


1 ETL listed electric tumbler, 1 barrel, 1 lid, 2 motor friction rings, 2 axle-wear plates, 1 rubber O ring gasket, 1 bag of rough semi-precious stones, 1 bag of coarse grit, 1 bag of medium grit, 1 bag of polish, 1 pot of glue, 12 plastic anchors, 2 key rings, 2 rings, 6 cords, 1 colour poster with instructions

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