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๐ชจ Elevate your stones to museum-quality shine with every tumble!
MJR Tumblers Premium 400/600 Aluminum Oxide Grit offers a super fine polishing stage for rock tumblers, delivering professional-grade shaping and pre-polish results. Proudly made in the USA by a disabled and veteran-owned company, this 4lb pack ensures compatibility with all tumbler brands and is highly rated for outperforming standard polishing kits.







| ASIN | B0CP8VW2T4 |
| Best Sellers Rank | #27,970 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #45 in Tumbling Media |
| Brand | MJR Tumblers |
| Brand Name | MJR Tumblers |
| Compatible Material | Black Silicon Carbide |
| Customer Reviews | 4.4 out of 5 stars 21 Reviews |
| Grit Material | Aluminum Oxide |
| Grit Material Type | Aluminum Oxide |
| Grit Number | 600 |
| Grit Type | Super Fine |
| Included Components | Instructions and Grit |
| Item Weight | 4 pounds |
| Manufacturer | MJR Tumblers |
| Material | Aluminum Oxide, Silicon Carbide |
| Material Type | Aluminum Oxide, Silicon Carbide |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | MJR4p400/600AO |
| Set Name | Stage 3 |
| Unit Count | 1 Count |
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