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CREATE YOUR OWN GEMSTONES - Make any stone sparkle and polish everyday rocks into dazzling gemstones! This rock tumbler kit makes it fun and easy to

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The National Geographic Explorer Rock Tumbler kit is a fantastic way to start an exciting new rock tumbling hobby! This kit has all the features and

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National Geographic Hobby Rock Tumbler Kit

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RUGGED, DURABLE DESIGN - The improved leak-proof barrel features a large 2-lb. capacity and an updated roller system to keep the barrel centered. It's

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NATIONAL GEOGRAPHIC Professional Rock Tumbler Kit - Complete Rock Tumbler for Adults & Kids with Durable 2 Lb. Barrel, Rocks, Grit, and Patented GemFoam Finishing Foam Polish, Rock Polisher : Toys

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NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit - Rock Polisher for Kids & Adults, Noise-Reduced Barrel, Grit, 2.5 Pounds Raw Gemstone & Jasper Mix, Great STEM Hobby Kit

National Geographic Hobby Rock Tumbler Kit