--- product_id: 536671492 title: "Refill Grit Kit w MJR Tumblers Premium Quality Extreme Polish 12,000 Grit Sub Micron Aluminum Oxide Polish for Unparalleled Result. For 35lb Rock Tumblers w Silicon Carbide, Disabled and Veteran Owned" brand: "mjr tumblers" price: "Β₯13604" currency: JPY in_stock: false category: "Mjr Tumblers" url: https://www.desertcart.jp/products/536671492-refill-grit-kit-w-mjr-tumblers-premium-quality-extreme-polish store_origin: JP region: Japan --- # 35lb capacity silicon carbide grit 12,000 grit sub-micron polish Veteran & Disabled owned USA brand Refill Grit Kit w MJR Tumblers Premium Quality Extreme Polish 12,000 Grit Sub Micron Aluminum Oxide Polish for Unparalleled Result. For 35lb Rock Tumblers w Silicon Carbide, Disabled and Veteran Owned **Brand:** mjr tumblers **Price:** Β₯13604 **Availability:** ❌ Out of Stock ## Summary > ✨ Polish Like a Pro, Rock Your Collection! πŸͺ¨ ## 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 35lb Rock Tumblers w Silicon Carbide, Disabled and Veteran Owned by mjr tumblers - **How much does it cost?** Β₯13604 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/536671492-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 ## Key Features - β€’ **Heavy-Duty 35lb Capacity:** Optimized for large tumblers, delivering professional-grade results every time. - β€’ **Unmatched 12,000 Grit Polish:** Experience ultra-fine sub-micron aluminum oxide for mirror-like rock finishes. - β€’ **Beginner-Friendly Instructions:** Step-by-step tips included to ensure flawless polishing, no guesswork needed. - β€’ **Complete 4-Stage Premeasured Kit:** Effortless rock tumbling with perfectly portioned grits for every polishing phase. - β€’ **Veteran & Disabled Owned Excellence:** Support a proud American company with authentic craftsmanship from Pecatonica, Illinois. ## Overview The MJR Tumblers Refill Grit Kit features a premium 12,000 grit sub-micron aluminum oxide polish combined with silicon carbide grits for a complete 4-stage rock tumbling process. Designed for 35lb rotary or vibratory tumblers, this premeasured kit ensures consistent, professional results. Proudly made in the USA by a disabled and veteran-owned company, it includes easy-to-follow instructions to elevate your rock polishing game. ## Description Refill Grit Kit with MJR Tumblers Premium Quality Extreme Polish 12,000 Grit Sub Micron Aluminum Oxide Polish for Unparalleled Results. For 35lb Rock Tumblers with Silicon Carbide, MJR Tumblers is Disabled and Veteran Owned Company Located in Pecatonica Illinois USA. ## Features - Extreme Polish! Every rock tumbling kit from MJR Tumblers comes with our Exclusive 12,000 Grit Sub Micron Extreme Aluminum Oxide Polish! No other polish even comes close to our results. If you want the best, MJR Tumblers 12,000 Grit Aluminum Oxide Extreme Polish is what you need! - MJR Tumblers is a Disabled and Veteran Owned Company! - Premeasured and works with all rotary and vibratory tumblers. All 4 Stages are premeasured for your tumbler, just pour and roll! It Can’t get easier than that! - Each 35lb kit contains the following: 35oz of course 60/90 silicon carbide grit 35oz of fine 120/220 silicon carbide grit 17.5oz of pre polish 400/600 silicon carbide grit 17.5oz of MJR Tumblers Exclusive 12,000 grit Extreme Aluminum Oxide Polish - MJR Tumblers is Proud to be an American company located in Pecatonica Illinois in the good ole USA! - Easy to understand rock polishing instructions with lots of tips and tricks are included with every purchase from MJR Tumblers! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07F6Y2C57 | | Age Range Description | 7 to 100 | | Brand | MJR Tumblers | | Customer Reviews | 4.8 out of 5 stars 4 Reviews | | Is Assembly Required | No | | Item Weight | 108 Ounces | | Manufacturer | MJR Tumblers | | Manufacturer Part Number | MJR35pgk | | Manufacturer recommended age | 12 months and up | | Material | Silicon Carbide Aluminum Oxide | | Operation Mode | Manual | | Size | Large | ## Images ![Refill Grit Kit w MJR Tumblers Premium Quality Extreme Polish 12,000 Grit Sub Micron Aluminum Oxide Polish for Unparalleled Result. For 35lb 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 35lb 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 35lb 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 35lb 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 35lb Rock Tumblers w Silicon Carbide, Disabled and Veteran Owned - Image 5](https://m.media-amazon.com/images/I/71u-VNXNY6L.jpg) --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/536671492-refill-grit-kit-w-mjr-tumblers-premium-quality-extreme-polish](https://www.desertcart.jp/products/536671492-refill-grit-kit-w-mjr-tumblers-premium-quality-extreme-polish) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-10-04*