💎 Turn Rough Rocks into Polished Perfection—Quietly, Quickly, Confidently!
The KoolStone C1 Rock Tumbler Kit is a professional-grade, large-capacity (2.5LB) rock tumbler designed for both adults and kids. Featuring a 75% quieter rubber barrel, adjustable 3-speed controls, and a 9-day timer with memory and auto shutoff, it ensures efficient and precise polishing. The all-inclusive kit includes rough stones, polishing grits, ceramic media, belts, jewelry fastenings, and an illustrated guide, making it a perfect STEM educational tool and family project. Backed by a 1-year warranty and 90-day risk-free trial, it combines durability with user-friendly features for a premium tumbling experience.
| Product Dimensions | 28.5 x 22.91 x 14.5 cm; 2.84 kg |
| Batteries | 1 AA batteries required. |
| Manufacturer recommended age | 4 years and up |
| Item model number | KS20220422 |
| Educational Objective(s) | Fun Science Experiments for Kids and Students, Geology Learning, STEM Education |
| Number of Game Players | 1 |
| Assembly Required | No |
| Batteries Required? | No |
| Batteries Included? | No |
| tech_spec_battery_description_toys | No batteries required |
| Material Type(s) | metal, metal 1.）Tyre grade rubber barrel top-quality stainless steel. 2.) If you received package missing parts or damaged no worries please feel free to reach out at [email protected] to take replacemenet. 3.) Any problems before purchasing please reach out at [email protected] to get answer. |
| Material Care Instructions | Hand Wash, Machine Wash |
| Color | Brush Edition: C1 |
| ASIN | B09YM33DGD |
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