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NATIONAL GEOGRAPHIC Rock Tumbler Kit – Hobby Edition includes Rough Gemstones, and 4 Polishing Grits, Great STEM Science Kit for Geology Enthusiasts, Rock Polisher for Kids and Adults
Rock Tumbler Kit, K1 Professional Large 2.5LB Capacity Edition - Memory Function, Digital Timer & Variable Speeds: Create Stunning Gems Full Accessories Included
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
NATIONAL GEOGRAPHIC Starter Rock Tumbler Kit - Durable Leak-Proof Rock Polisher for Kids - Complete Rock Tumbling Kit - Geology Hobby Science Kit, Rocks & Crystals for Kids (Amazon Exclusive)
NATIONAL GEOGRAPHIC Platinum Series Ultra Quiet Rock Polisher Kit - Patent-Pending for Kids & Adults, 2 lb. Barrel, Rocks, Grit, GemFoam, Rock Tumblers
NATIONAL GEOGRAPHIC Rock Tumbler Kit - 3 Lb. Extra Large Capacity Barrel with 3-Speed Motor & 9-Day Timer, Kit Includes Rocks for Tumbling and Rock Polisher Grit, Rock Tumbler for Adults and Kids
Discover with Dr. Cool Replacement Rock Tumbler Barrel for National Geographic Professional Series Tumbler and Hobby Series Tumblers, 2 Pound Rock Polisher Barrel with Leak-Proof Lid
National Geographic Rock Tumbler Refill Kit - 5 lb. Mix of Rocks for Tumbling and Rough Gemstones - Rock Tumbler Supplies Include Rock Tumbler Grit and Polish Refill, and Unpolished Rocks
Rock Tumbler Kit, Rock Polisher Tumbler for Kids & Adults,Includes 2 Belts, Bag of Rough Stones,4 Stages of Polishing Grits: Coarse, Fine, Polishing, Final Polishing
NATIONAL GEOGRAPHIC Rock Tumbler Kit - 3 Lb. Extra Large Capacity Barrel with 3-Speed Motor & 9-Day Timer, Kit Includes Rocks for Tumbling and Rock Polisher Grit, Rock Tumbler for Adults and Kids
KomeStone K2 Elite Professional Rock Tumbler Kit, Ultra Quiet & Cutting Edge Brushless Motor Rock Polisher for Adults & Rock Collector, Noise-Reduction, Extra Large 3 Lbs Barrel, STEM Gift for All Age
KoolStone C1 Rock Tumbler Kit - Professional Large 2.5LB Capacity, Up to 5X More Noise Cancelling, Adjustable Timer & Speed with Full Accessories & Memory Function, Ideal for Adults Kids
NATIONAL GEOGRAPHIC Platinum Series Ultra Quiet Rock Polisher Kit - Patent-Pending for Kids & Adults, 2 lb. Barrel, Rocks, Grit, GemFoam, Rock Tumblers
NATIONAL GEOGRAPHIC Rock Tumbler Grit and Polish Refill Kit - Tumbling Grit Media, Polish Up to 20 lbs. of Rocks, Works with Any Rock Polisher, Rock Tumbler Supplies
National Geographic Complete Rock Tumbler Media Kits with Rock Polishing Grit, Ceramic Pellets, New Patented Polishing Foam, Rock Polisher Kit, Madagascar Rock, Rock Tumbling Supplies
National Geographic Rock Tumbler Refill Kit - 3 lbs. Rough Madagascar Rocks for Tumbling Including Unpolished Jasper and Quartz - Rock Tumbler Supplies Include Rock Tumbler Grit & Jewelry Accessories
National Geographic Rock Tumbler Refill Kits – Mega Madagascar or Mega Gemstone Pack, 3 Pounds of Gemstones, 9 Varieties of Stones, Tumbler Grit, Jewelry Settings & Detailed Learning Guide