--- product_id: 83151282 title: "60/90 Grit Silicon Carbide Rock Tumbler Grit, Extra Coarse Stage 1 Rock Polishing Grit, 5 lb Stone Polishing Compound for Rotary & Vibratory Tumblers, Lapidary Supply" brand: "mjr tumblers" price: "2175461₫" currency: VND in_stock: true reviews_count: 8 category: "Mjr Tumblers" url: https://www.desertcart.vn/products/83151282-60-90-grit-silicon-carbide-rock-tumbler-grit-extra-coarse store_origin: VN region: Vietnam --- # Free instructions 60/90 grit size 5 LB weight 60/90 Grit Silicon Carbide Rock Tumbler Grit, Extra Coarse Stage 1 Rock Polishing Grit, 5 lb Stone Polishing Compound for Rotary & Vibratory Tumblers, Lapidary Supply **Brand:** mjr tumblers **Price:** 2175461₫ **Availability:** ✅ In Stock ## Summary > ✨ Unleash Your Inner Gemologist! ✨ ## Quick Answers - **What is this?** 60/90 Grit Silicon Carbide Rock Tumbler Grit, Extra Coarse Stage 1 Rock Polishing Grit, 5 lb Stone Polishing Compound for Rotary & Vibratory Tumblers, Lapidary Supply by mjr tumblers - **How much does it cost?** 2175461₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/83151282-60-90-grit-silicon-carbide-rock-tumbler-grit-extra-coarse) ## 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 - • **Transform Your Rocks:** Achieve a stunning polish with our premium silicon carbide grit! - • **High-Quality Abrasive:** Crafted from durable silicon carbide for efficient and effective polishing. - • **Perfect for All Levels:** Whether a beginner or pro, this grit is designed to meet your needs. - • **Universal Compatibility:** Works seamlessly with all tumbler brands for hassle-free use. - • **Expert Guidance Included:** Receive FREE polishing instructions to elevate your tumbling game. ## Overview The MJR Tumblers 5 LB Pre Polish 60/90 Silicon Carbide Rock Refill Grit Abrasive Media is a high-quality polishing solution designed for rock tumbling enthusiasts. This versatile grit is compatible with all tumbler brands and comes with free polishing instructions, making it perfect for both beginners and experienced users. Achieve a professional-grade finish on your rocks with this durable and effective abrasive media. ## Description Product description Review: Did the job very well - Works like it's supposed to, easy to use, good quality of grit, rocks look good after stage 1 polish. I will purchase this again as well as stage 2 and 3 grits. Review: Good grit - Excellent quality and the free shipping is a plus! ## Features - STAGE 1 EXTRA COARSE GRIT FOR INITIAL SHAPING: This 60/90 grit silicon carbide is designed for the first stage of rock tumbling, helping break down rough edges and shape stones. Ideal for starting the polishing process by removing surface imperfections and preparing rocks for finer stages. - AGGRESSIVE CUTTING FOR FASTER MATERIAL REMOVAL: The extra coarse grit provides strong abrasive action for shaping and smoothing hard materials. Suitable for reducing rough surfaces efficiently and preparing stones for the next stages of polishing. - COMPATIBLE WITH ROTARY & VIBRATORY TUMBLERS: Works with most rock tumblers, including rotary and vibratory machines. A versatile option for maintaining your rock polishing workflow or restocking Stage 1 grit. - IDEAL FOR ROCKS, MINERALS & SEA GLASS PROJECTS: Can be used on stones, minerals, and glass materials. Also suitable for creating textured finishes or shaping materials before finer polishing stages. - USA OWNED BRAND WITH TRUSTED QUALITY: Offered by a USA-based, disabled and veteran-owned company. MJR Tumblers provides reliable rock tumbling supplies designed for consistent performance and ease of use. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07F9GJTW8 | | Best Sellers Rank | #11,800 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #7 in Tumbling Media | | Brand | MJR Tumblers | | Brand Name | MJR Tumblers | | Compatible Material | Premium Silicon Carbide | | Customer Reviews | 4.7 out of 5 stars 677 Reviews | | Grit Material | Premium Silicon Carbide | | Grit Material Type | Premium Silicon Carbide | | Grit Number | 60 | | Grit Type | Coarse | | Item Weight | 5 Pounds | | Manufacturer | MJR Tumblers | | Material | Premium Silicon Carbide | | Material Type | Premium Silicon Carbide | | Part Number | BOT | | Set Name | Stage 1 | ## Images ![60/90 Grit Silicon Carbide Rock Tumbler Grit, Extra Coarse Stage 1 Rock Polishing Grit, 5 lb Stone Polishing Compound for Rotary & Vibratory Tumblers, Lapidary Supply - Image 1](https://m.media-amazon.com/images/I/61AQ9A6OpdL.jpg) ![60/90 Grit Silicon Carbide Rock Tumbler Grit, Extra Coarse Stage 1 Rock Polishing Grit, 5 lb Stone Polishing Compound for Rotary & Vibratory Tumblers, Lapidary Supply - Image 2](https://m.media-amazon.com/images/I/81aLpyQTGhL.jpg) ![60/90 Grit Silicon Carbide Rock Tumbler Grit, Extra Coarse Stage 1 Rock Polishing Grit, 5 lb Stone Polishing Compound for Rotary & Vibratory Tumblers, Lapidary Supply - Image 3](https://m.media-amazon.com/images/I/61K4Iy8sPVL.jpg) ![60/90 Grit Silicon Carbide Rock Tumbler Grit, Extra Coarse Stage 1 Rock Polishing Grit, 5 lb Stone Polishing Compound for Rotary & Vibratory Tumblers, Lapidary Supply - Image 4](https://m.media-amazon.com/images/I/710XzabcUsL.jpg) ![60/90 Grit Silicon Carbide Rock Tumbler Grit, Extra Coarse Stage 1 Rock Polishing Grit, 5 lb Stone Polishing Compound for Rotary & Vibratory Tumblers, Lapidary Supply - Image 5](https://m.media-amazon.com/images/I/61jppoZcTaL.jpg) ## Available Options This product comes in different **Size, Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Did the job very well *by L***A on October 21, 2024* Works like it's supposed to, easy to use, good quality of grit, rocks look good after stage 1 polish. I will purchase this again as well as stage 2 and 3 grits. ### ⭐⭐⭐⭐⭐ Good grit *by P***L on December 4, 2025* Excellent quality and the free shipping is a plus! ### ⭐⭐⭐⭐⭐ Just #60-90 grit, nothing more *by D***S on April 28, 2026* The order came quickly, and was the best deal for #60-90 grit that I found. Other vendors created kits with additional packets of various sized grit, which I didn't need. --- ## 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.vn/products/83151282-60-90-grit-silicon-carbide-rock-tumbler-grit-extra-coarse](https://www.desertcart.vn/products/83151282-60-90-grit-silicon-carbide-rock-tumbler-grit-extra-coarse) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-05-13*