--- product_id: 745122163 title: "Refill Grit Kit for 10 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish" brand: "mjr tumblers" price: "588.82 DT" currency: TND in_stock: true reviews_count: 5 url: https://www.desertcart.tn/products/745122163-refill-grit-kit-for-10-lb-rock-tumblers-silicon-carbide store_origin: TN region: Tunisia --- # universal tumbler compatibility fast stock removal 4-stage grit system Refill Grit Kit for 10 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish **Brand:** mjr tumblers **Price:** 588.82 DT **Availability:** ✅ In Stock ## Summary > ✨ Elevate your gem game with pro-grade grit — shine like the rockstar you are! ⚡ ## Quick Answers - **What is this?** Refill Grit Kit for 10 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish by mjr tumblers - **How much does it cost?** 588.82 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/745122163-refill-grit-kit-for-10-lb-rock-tumblers-silicon-carbide) ## 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 ## Key Features - • **Speed Meets Quality:** Achieve rapid stock removal without sacrificing the flawless finish your gemstones deserve. - • **Precision 4-Stage Grit Kit:** From coarse Silicon Carbide to fine Aluminum Oxide polish, master every step of your rock tumbling journey. - • **Premium Silicon Carbide Blend:** Harder, sharper, and longer-lasting grit ensures your rocks get the ultimate shine every time. - • **Universal Fit for Any Tumbler:** Compatible with all rock tumblers, giving you freedom and flexibility in your polishing setup. - • **Whisper-Quiet Tumbling Experience:** Pair with MJR Tumblers’ leak-resistant, sound-dampening barrels for a 75% quieter polishing session. ## Overview This 10 lb refill grit kit for rock tumblers features a professional 4-stage system using superior Silicon Carbide and Aluminum Oxide grits, designed for fast, high-quality polishing. Compatible with any brand tumbler, it delivers a premium tumbling experience with durable, long-lasting materials and includes free polishing instructions to ensure your gemstones achieve a brilliant, showroom finish. ## Description Grit Kit for 10 pound Rock Tumblers10 ounces of 60/90 Graded Silicon Carbide Grit (Step 1) 10 ounces of 120/220 Graded Silicon Carbide Grit (Step 2) 5 ounces of 500/600 Graded Silicon Carbide Grit (Step 3) 5 ounces of 1200 Aluminum Oxide Polish (Step 4) Comes with FREE Polishing Instructions We use a superior blend of Green/Black Silicon Carbide for our first stage. Green Silicon Carbide is of higher purity than Black Silicon Carbide, therefore it will work faster than Black Silicon Carbide because it's harder and stays sharper longer. MJR Tumblers offers a large selection of heavy duty tumblers, a full range of silicon carbide grit (50, 80, 60/90, 500, 600, 500/600 and 1500) and aluminum oxide (400/600 and 1200). These can be purchased individually in any weight denomination that fits your needs or we have pre-made kits for your specific size tumbler. We have kits available with or without plastic pellets. Review: Excellent produit - Commande arrivé en temps et en excellente condition. Review: Skipped a step - I bought this set when I first started tumbling rocks. The grit works well. My only complaint is that I got 2 bags of the step 1 grit, 1 bag of step 3 grit, and 1 bag of step 4. I didn't get any step 2 grit. ## Features - COARSE, FINE, PRE-POLISH, AND POLISH KIT: Get the ideal results with this professionally-graded kit, starting from coarse Silicon Carbide Grit for quick stock removal to a finer Aluminum Oxide Polish Grit for a perfect finish. Get the job done quickly without compromising quality. A comprehensive kit that offers everything you need for sharpening and polishing. - QUICK WAY TO MAKE ROCKS SHINE: Get ready to bring your gemstones to life with our rock polisher grit refill pack. Achieve the ultimate shine with our superior-grade Silicon Carbide from Coarse to Pre-polish and Aluminum Oxide for a Finer Polish. Refill your rock polisher with our high-quality grit, enough to give your rocks and gems the sparkle they deserve. Our premium-grade silicon carbide is harder and stays sharper longer, giving you an unbeatable polishing experience. - POLISH INCREDIBLE ROCKS WITH MJR TUMBLERS: You'll have plenty of tumbling to do with MJR Tumblers. We offer a large selection of heavy-duty tumblers, a full range of silicon carbide grit (50, 80, 60/90, 500, 600, 500/600 and 1500), and aluminum oxide (400/600, 1200, and 1500). These can be purchased individually in a weight denomination that best fits your needs, we also have pre-made kits for your specific size tumbler. We also have kits available with or without plastic pellets. - WORKS WITH ANY ROCK TUMBLER: No need to worry about compatibility. Our grit is designed to work with any rock tumbler from any brand, giving you the freedom of choice. Get smooth, polished rocks in no time without compromising on quality or performance! - EASY TUMBLE EXPERIENCE: MJR Tumblers runs on a powerful motor with a leak-resistant rubber barrel that reduces sound, making it 75% quieter than other plastic models, and made to last a long time. Heavy-duty 16-gauge welded steel frame, powder coated. Equipped with heavy-duty stainless steel ball bearings. It also has a quick and easy-to-use heavy-duty rubber cap. Just Pour in the rough stones and grit, then let the machine do its job! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07FHLKRY1 | | Age Range Description | 7 to 100 | | Battery Types | No batteries required | | Brand | MJR Tumblers | | Customer Reviews | 4.4 out of 5 stars 88 Reviews | | Educational Objective | Team Building Skills | | Is Assembly Required | No | | Item Weight | 30 Ounces | | Manufacturer | MJR Tumblers | | Manufacturer Part Number | MJR10pgk | | Material | Plastic Aluminum | | Maximum Recommended age | 100 | | Minimum Recommended age | 8.00 | | Model Number | MJR10pgk | | Number of Packs | 1 | | Operation Mode | Manual | | Power Source | manual | | Size | 10 lb | ## Images ![Refill Grit Kit for 10 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish - Image 1](https://m.media-amazon.com/images/I/61aeQRPy1vL.jpg) ![Refill Grit Kit for 10 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish - Image 2](https://m.media-amazon.com/images/I/71SVNiXuCwL.jpg) ![Refill Grit Kit for 10 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish - Image 3](https://m.media-amazon.com/images/I/71ENSH8w-mL.jpg) ![Refill Grit Kit for 10 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish - Image 4](https://m.media-amazon.com/images/I/61mhoieNFpL.jpg) ![Refill Grit Kit for 10 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish - Image 5](https://m.media-amazon.com/images/I/71u-VNXNY6L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Excellent produit *by A***R on 10 July 2026* Commande arrivé en temps et en excellente condition. ### ⭐⭐⭐⭐ Skipped a step *by K***R on 6 February 2026* I bought this set when I first started tumbling rocks. The grit works well. My only complaint is that I got 2 bags of the step 1 grit, 1 bag of step 3 grit, and 1 bag of step 4. I didn't get any step 2 grit. ### ⭐⭐⭐⭐⭐ fair product *by J***R on 20 March 2026* as described ## Frequently Bought Together - Refill Grit Kit w MJR Tumblers Premium Quality Extreme Polish 12,000 Grit Sub Micron Aluminum Oxide Polish for Unparalleled Result. For 10lb Rock Tumblers w Silicon Carbide, Disabled and Veteran Owned - 2 LBS Rock Tumbling Ceramic Filler Medi Rock Tumbling Ceramic Filler Media Non- Abrasive Ceramic Pellets for All Type Tumblers 3/16" X 3/8" - Blue Marble National Geographic Rock Tumbling Media – GemFoam Reusable Rock Polisher Foam, Use After Rock Tumbling Grit Cycles, Adds Shine to Tumbled Rocks and Minerals, Rock Tumbling Supplies --- ## 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.tn/products/745122163-refill-grit-kit-for-10-lb-rock-tumblers-silicon-carbide](https://www.desertcart.tn/products/745122163-refill-grit-kit-for-10-lb-rock-tumblers-silicon-carbide) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-16*