National Geographic Rock Tumbler Refill Kit – 1 Lb. Mix of Genuine Rough Agate Rocks for Tumbling – Rock Tumbler Supplies Include Rock Tumbler Grit and Jewelry Accessories, Raw Agate
$14.24
- AGATES FROM AROUND THE WORLD – 1 lb. of rough agate rocks are sourced from around the world. Colors and sizes will vary between refill kits.
- FOUR GRADES OF GRIT – Coarse, Medium, Fine, Polish. Transform your raw stones from rough rocks to dazzling gemstones! This refill kit also works with all rock tumblers.
- JEWELRY FASTENINGS – Additional rock tumbler accessories include 1 Necklace, 1 set of Earrings, 1 Keychain, 1 Ring. Create custom jewelry from your newly polished gemstones!
- LEARNING GUIDE – Our detailed learning guide will teach you all about agates and includes many amazing and fascinating facts
- RESPECTED QUALITY – National Geographic is proud to provide only the highest quality STEM toys and all our kits are backed by our 100% satisfaction guarantee









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