






💎 Turn rough stones into polished treasures—quietly, professionally, effortlessly!
The National Geographic Platinum Series Ultimate Rock Tumbler Kit features a large 2 lb. barrel, ultra-quiet sound-dampening design, and a versatile timer with day/hour settings. This all-in-one kit includes rough rocks, multiple grit bags, a patented GemFoam polisher for brilliant shine, and jewelry fastenings to create wearable gems. Perfect for indoor use and STEM education, it’s an award-winning tool that combines professional results with ease and quiet operation.





| Product Dimensions | 40.89 x 19.41 x 34.7 cm; 907.18 g |
| Item model number | NGULTTUMBLER2 |
| Educational Objective(s) | Development of exploratory skills and manual dexterity |
| Assembly Required | No |
| Batteries Required? | Yes |
| Batteries included? | No |
| Material Type(s) | Plastic |
| Remote Control Included? | No |
| Colour | Multicolor |
| Release date | 5 July 2023 |
| ASIN | B0C2JN3S9M |
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