National Geographic Rock Tumbler Grit and Polish Refill for Any Tumbler | 4-Stage Grit and Polish, Polishes Up to 9 kg of Rocks, Tumbling Media, Rock Polishing Supplies, Compatible with Any Tumbler
Blue Marble
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9,9
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2
A1 Professional Rock Tumbler Kit, 4LB Extra-Large Barrel with Cutting-Edge Brushless Motor, Adjustable Speed & Timer, Durable Metal Base for Adults & Rock Collectors – Includes Full Accessories
AtoRock
19% off
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9,8
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3
Professional Rock Tumbler Machine, Rocks Polishing Machine Kit with Noise Reduction Cover for Kids, Adults & Rock Collector, 3-Speed Motor & 9-Day Timer, Geology Hobby Toy Gift (2026 Upgrade)
Jofuni
17% off
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9,7
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Professional Rock Tumbler Kit – 4LB Large Capacity Barrel with Brushless Motor & Heavy Metal Base, Adjustable Speed & 9-Day Timer, Includes All Accessories, Rock Polisher for Adults & Collectors
KomeStone
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9,6
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5
StemRock Upgraded Rock Tumbler Kit, Complete Rock Polisher Machine, Durable 1 Lb Barrel Great STEM Science Gift Adult, 9-Day Timer & 3-Speed Motor, Include Rocks, Grits and DIY Tools, GS03-N-B02
StemRock
14% off
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9,6
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6
C1 Pro Brushless Rock Tumbler Kit - Professional Large 2.5LB Capacity, Up to 3X More Durable, Ultra Long Working Life Rotary Polisher with Full Accessories & Memory Function, Ideal for Adults
KoolStone
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9,5
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7
Science Mad Rock Tumbler Machine For Kids - Learn About Rock Tumbling, Polishing and Gemstones With Fun - Includes Rough Gemstones and Jewellery Making Kit, 10+ Years, Multicolor
Science Mad
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9,5
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8
MJR Tumblers Refill Grit Kit for 20 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish
MJR Tumblers
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9,5
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9
Polly Plastics Rock Tumbler Tumbling Media Grit Kit & Plastic Filler in Heavy Duty Resealable Bags
Polly Plastics
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9,5
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National Geographic Rock Tumbler Machine - Amazing Gemstone Polishing Machine with Authentic Grit, Stones and Crystals | STEM Educational Rock Polisher Hobby Kit Gifts for 8+ Year Old Boys and Girls
National Geographic
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9,4
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LET'S RESIN 2.4L Epoxy Resin Kit with Mica Powder, Resin Accessories | Crystal Clear & Bubble Free Epoxy Resin and Hardener, for DIY Art, Mould Casting, Wood, Jewellery Making, Coasters
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FJYAWEN Vibrating Polisher, Electric Polisher, Professional Rock Tumbler Kit, Vibration Polishing Machine, Strong Load Capacity for Grinding and Polishing Workpiece Surface, Jewelry Accessories
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NONDK Polished Stone Creation Rock Tumbler Kit for Geology Enthusiasts Ideal STEM Gift Transforms Rough Stones Into Gems
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Which.One Highlight
National Geographic Rock Tumbler Grit and Polish Refill for Any Tumbler | 4-Stage Grit and Polish, Polishes Up to 9 kg of Rocks, Tumbling Media, Rock Polishing Supplies, Compatible with Any Tumbler
