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✨ Elevate your rock polishing game—because your gems deserve the best! ⚙️
This durable, leak-proof replacement barrel with a 2 lb. capacity is designed for the final polishing stage in National Geographic and Discover with Dr. Cool rock tumblers. Its quiet rubber construction prevents grit contamination, ensuring a flawless shine on gemstones, rocks, and more. Ideal for STEM enthusiasts aged 8+, it combines professional-grade performance with educational value.
| ASIN | B077JGMBJJ |
| Age Range Description | 8 years and up |
| Best Sellers Rank | #77,290 in Arts, Crafts & Sewing ( See Top 100 in Arts, Crafts & Sewing ) #64 in Jewelry Making Polishing & Buffing |
| Brand Name | Discover with Dr. Cool |
| Customer Reviews | 4.6 4.6 out of 5 stars (532) |
| Educational Objective | STEM |
| Included Components | 1 Durable Leak Proof Replacement Barrel |
| Item Dimensions | 5.5 x 5.5 x 5.5 inches |
| Item Highlight | 2 Lb. Capacity, Leak-Proof Lid, Replacement Parts, Fits National Geographic Professional and Hobby Series Tumblers |
| Item Type Name | Rock Tumbler Replacement Barrel |
| Item Weight | 1.4 pounds |
| Manufacturer | JMW Sales, Inc. |
| Manufacturer Part Number | PROBARREL |
| Manufacturer recommended age | 8 years and up |
| Material Type | Rubber |
| Model Number | PROBARREL |
| Number of Items | 1 |
| Number of Packs | 1 |
| Size | 1 Count (Pack of 1) |
| Theme | Earth Science |
| UPC | 816448023392 |
| Unit Count | 1 Count |
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