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✨ Elevate your stones from raw to remarkable with every spin!
The MJR Tumblers Rock Tumbler Grit Kit Refill is a comprehensive 4-step polishing system designed for 12lb rock tumblers. Featuring silicon carbide grits for coarse to pre-polish stages and a premium 12,000 grit aluminum oxide polish, it ensures a smooth, professional finish. Pre-measured for convenience and compatible with both rotary and vibratory tumblers, this USA veteran-owned brand kit offers reliable, high-quality materials for hobbyists and professionals alike.
| ASIN | B07F3LNC55 |
| Age Range Description | 7 to 100 |
| Brand Name | MJR Tumblers |
| Color | Grey |
| Customer Reviews | 4.5 4.5 out of 5 stars (1,298) |
| Educational Objective | Learn about rock types and mineral properties through hands-on polishing activities |
| Item Weight | 2.3 pounds |
| Manufacturer | MJR Tumblers |
| Manufacturer Maximum Age (MONTHS) | 144 |
| Manufacturer Minimum Age (MONTHS) | 8 |
| Manufacturer Part Number | MJR12pgk |
| Material Type | Aluminum Oxide, Plastic Pellets, Silicon Carbide |
| Number of Packs | 1 |
| Operation Mode | Manual |
| Power Source | manual |
| Set Name | 12 lb Tumbler Kit |
| Size | for 12lb barrel |
| Supported Battery Types | No batteries required |
| Theme | Geology |
| Unit Count | 1 Count |
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