--- product_id: 516645076 title: "Refill Grit Kit w MJR Tumblers Premium Quality Extreme Polish 12,000 Grit Sub Micron Aluminum Oxide Polish for Unparalleled Result. For 15lb Rock Tumblers w Silicon Carbide, Disabled and Veteran Owned" brand: "mjr tumblers" price: "$176.09" currency: USD in_stock: true reviews_count: 5 category: "Mjr Tumblers" url: https://www.desertcart.us/products/516645076-refill-grit-kit-w-mjr-tumblers-premium-quality-extreme-polish store_origin: US region: United States of America --- # Refill Grit Kit w MJR Tumblers Premium Quality Extreme Polish 12,000 Grit Sub Micron Aluminum Oxide Polish for Unparalleled Result. For 15lb Rock Tumblers w Silicon Carbide, Disabled and Veteran Owned **Brand:** mjr tumblers **Price:** $176.09 **Availability:** ✅ In Stock ## Quick Answers - **What is this?** Refill Grit Kit w MJR Tumblers Premium Quality Extreme Polish 12,000 Grit Sub Micron Aluminum Oxide Polish for Unparalleled Result. For 15lb Rock Tumblers w Silicon Carbide, Disabled and Veteran Owned by mjr tumblers - **How much does it cost?** $176.09 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/516645076-refill-grit-kit-w-mjr-tumblers-premium-quality-extreme-polish) ## Best For - mjr tumblers enthusiasts ## Why This Product - Trusted mjr tumblers brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description MJR Tumblers Refill Grit Kit for 15 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish Review: Worked as advertised - I'm new to rock tumbling, I've used a few different polishing grits and this is the best one so far. I ran this polish cycle for 7 days and am happy with the results. Review: Good value for the quality - Top Notch. Switched from another brand and really love how it's making the rocks shine!!! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07F3Q72YD | | Brand | MJR Tumblers | | Brand Name | MJR Tumblers | | Compatible Material | Aluminum alloys, Stainless Steel, Stone, Marble, Titanium, Wood, Glass, Nickel, Plastic, Alloy Steel, Bronze, Zirconium, Platinum, Fiberglass, Rubber, Metal, Brass, Aluminium, Cast Iron, Carbon Steel, Pewter, Leather | | Customer Reviews | 4.5 out of 5 stars 263 Reviews | | Grit Material | Aluminium Oxide, Silicon Carbide | | Grit Material Type | Aluminium Oxide, Silicon Carbide | | Grit Number | 1500 | | Grit Type | Coarse | | Item Dimensions | 20.3 x 15.2 x 3.8 Centimeters | | Item Weight | 1.45 Kilograms | | Item dimensions L x W x H | 20.3 x 15.2 x 3.8 Centimeters | | Manufacturer | MJR Tumblers | | Material | Carbide Aluminum | | Material Type | Carbide Aluminum | | Model Number | MJR15pgk | | Part Number | MJR15pgk | ## Product Details - **Brand:** MJR Tumblers - **Grit Material:** Aluminium Oxide, Silicon Carbide - **Grit Type:** Coarse - **Item dimensions L x W x H:** 20.3 x 15.2 x 3.8 Centimeters - **Material:** Aluminium Oxide, Silicon Carbide ## Images ![Refill Grit Kit w MJR Tumblers Premium Quality Extreme Polish 12,000 Grit Sub Micron Aluminum Oxide Polish for Unparalleled Result. For 15lb Rock Tumblers w Silicon Carbide, Disabled and Veteran Owned - Image 1](https://m.media-amazon.com/images/I/61aeQRPy1vL.jpg) ![Refill Grit Kit w MJR Tumblers Premium Quality Extreme Polish 12,000 Grit Sub Micron Aluminum Oxide Polish for Unparalleled Result. For 15lb Rock Tumblers w Silicon Carbide, Disabled and Veteran Owned - Image 2](https://m.media-amazon.com/images/I/71SVNiXuCwL.jpg) ![Refill Grit Kit w MJR Tumblers Premium Quality Extreme Polish 12,000 Grit Sub Micron Aluminum Oxide Polish for Unparalleled Result. For 15lb Rock Tumblers w Silicon Carbide, Disabled and Veteran Owned - Image 3](https://m.media-amazon.com/images/I/71ENSH8w-mL.jpg) ![Refill Grit Kit w MJR Tumblers Premium Quality Extreme Polish 12,000 Grit Sub Micron Aluminum Oxide Polish for Unparalleled Result. For 15lb Rock Tumblers w Silicon Carbide, Disabled and Veteran Owned - Image 4](https://m.media-amazon.com/images/I/61mhoieNFpL.jpg) ![Refill Grit Kit w MJR Tumblers Premium Quality Extreme Polish 12,000 Grit Sub Micron Aluminum Oxide Polish for Unparalleled Result. For 15lb Rock Tumblers w Silicon Carbide, Disabled and Veteran Owned - Image 5](https://m.media-amazon.com/images/I/71u-VNXNY6L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Worked as advertised *by A***Y on 27 August 2024* I'm new to rock tumbling, I've used a few different polishing grits and this is the best one so far. I ran this polish cycle for 7 days and am happy with the results. ### ⭐⭐⭐⭐⭐ Good value for the quality *by C***R on 29 July 2026* Top Notch. Switched from another brand and really love how it's making the rocks shine!!! ### ⭐⭐⭐⭐⭐ Si *by P***N on 30 August 2026* As described, arrived early, Thank you. ## Frequently Bought Together - MJR Tumblers Refill Grit Kit for 15 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish - Hiceeden 8 Pounds Rock Tumbling Filler Media, 1/5" x 2/5" Reusable Cylinder Ceramic Pellets Non-Abrasive for Rock Tumbler, Stone Polisher - 8 LBS 3/16" X 3/8" Rock Tumbling Ceramic Filler Media Non-Abrasive Ceramic Pellets for All Type Tumblers --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/516645076-refill-grit-kit-w-mjr-tumblers-premium-quality-extreme-polish](https://www.desertcart.us/products/516645076-refill-grit-kit-w-mjr-tumblers-premium-quality-extreme-polish) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-10-05*