---
product_id: 77741278
title: "Rock Tumbler Grit Kit Refill for 15lb Tumblers, 4 Step Silicon Carbide & 12,000 Grit Aluminum Oxide Polish, Stone Polishing Kit for Rotary & Vibratory Rock Tumblers"
brand: "mjr tumblers"
price: "269.87 DT"
currency: TND
in_stock: true
category: "Mjr Tumblers"
url: https://www.desertcart.tn/products/77741278-rock-tumbler-grit-kit-refill-for-15lb-tumblers-4-step
store_origin: TN
region: Tunisia
---

# pre-measured for 15lb tumblers 4-stage precision grit system USA veteran-owned quality Rock Tumbler Grit Kit Refill for 15lb Tumblers, 4 Step Silicon Carbide & 12,000 Grit Aluminum Oxide Polish, Stone Polishing Kit for Rotary & Vibratory Rock Tumblers

**Brand:** mjr tumblers
**Price:** 269.87 DT
**Availability:** ✅ In Stock

## Summary

> ✨ Elevate your stones from raw to radiant—polish like a pro! ✨

## Quick Answers

- **What is this?** Rock Tumbler Grit Kit Refill for 15lb Tumblers, 4 Step Silicon Carbide & 12,000 Grit Aluminum Oxide Polish, Stone Polishing Kit for Rotary & Vibratory Rock Tumblers by mjr tumblers
- **How much does it cost?** 269.87 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/77741278-rock-tumbler-grit-kit-refill-for-15lb-tumblers-4-step)

## 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

- • **Effortless Precision:** Pre-measured doses tailored for 15lb tumblers—no guesswork, just results
- • **Flawless 4-Stage Polish:** From rough to mirror-smooth with coarse to ultra-fine 12,000 grit polish
- • **Ultra-Fine Polish Power:** Sub-micron aluminum oxide delivers that showroom shine every time
- • **Universal Compatibility:** Seamlessly works with both rotary and vibratory tumblers for versatile use
- • **Trusted American Craftsmanship:** Support a veteran-owned brand committed to premium, consistent performance

## Overview

The MJR Tumblers Rock Tumbler Grit Kit Refill is a comprehensive 4-stage polishing system designed specifically for 15lb rock tumblers. Featuring silicon carbide grits for coarse to pre-polish stages and a premium 12,000 grit aluminum oxide polish for a flawless finish, this kit is compatible with both rotary and vibratory tumblers. Pre-measured for ease of use and crafted by a USA veteran-owned company, it ensures consistent, professional-grade stone polishing every time.

## Description

Buy MJR Tumblers Rock Tumbler Grit Kit Refill for 15lb Tumblers, 4 Step Silicon Carbide & 12,000 Grit Aluminum Oxide Polish, Stone Polishing Kit for Rotary & Vibratory Rock Tumblers: Rock Tumblers - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- COMPLETE 4-STAGE ROCK POLISHING SYSTEM: This refill grit kit includes all four essential stages of rock tumbling—coarse (60/90), fine (120/220), pre-polish (400/600), and ultra-fine 12,000 grit aluminum oxide polish. Designed to guide stones from rough surfaces to a smooth, polished finish.
- 12,000 GRIT ULTRA-FINE POLISH FOR FINAL FINISH: The included sub-micron aluminum oxide polish is designed for the final stage, helping bring out a smooth, refined surface. Ideal for achieving a clean and polished appearance after shaping and smoothing stages
- PRE-MEASURED FOR 15LB TUMBLERS – EASY TO USE: Each stage is pre-measured specifically for 15lb rock tumblers, simplifying the polishing process. Just add the contents at each stage and let the tumbler do the work—no complicated measuring required
- COMPATIBLE WITH ROTARY & VIBRATORY TUMBLERS: Works with most rock tumblers, including rotary and vibratory models. A versatile grit refill option for maintaining your polishing workflow or restocking supplies.
- USA OWNED BRAND WITH QUALITY MATERIALS: 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 | B07F3Q72YD |
| Best Sellers Rank | #42,810 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #38 in Tumbling Media |
| Brand Name | MJR Tumblers |
| Compatible Material | Aluminum Oxide, Silicon Carbide |
| Customer Reviews | 4.5 4.5 out of 5 stars (1,307) |
| Grit Material Type | Aluminum Oxide; Silicon Carbide |
| Grit Number | 12000 |
| Grit Type | Coarse; Fine; Pre Polish; Polish |
| Item Dimensions | 8 x 6 x 1.5 inches |
| Item Weight | 1.45 kg |
| Manufacturer | MJR Tumblers |
| Material Type | Aluminum Oxide, Plastic Pellets, Silicon Carbide |
| Model | MJR15pgk |
| Number of Items | 4 |
| Part Number | MJR15pgk |
| Set Name | 15lb Rock Tumbler Refill Grit Kit (4 Stage) |
| Unit Count | 1 Count |

## Product Details

- **Brand:** MJR Tumblers
- **Grit Material:** Aluminum Oxide; Silicon Carbide
- **Grit Type:** Coarse; Fine; Pre Polish; Polish
- **Item dimensions L x W x H:** 8 x 6 x 1.5 inches
- **Material:** Aluminum Oxide, Plastic Pellets, Silicon Carbide

## Images

![Rock Tumbler Grit Kit Refill for 15lb Tumblers, 4 Step Silicon Carbide & 12,000 Grit Aluminum Oxide Polish, Stone Polishing Kit for Rotary & Vibratory Rock Tumblers - Image 1](https://m.media-amazon.com/images/I/61aeQRPy1vL.jpg)

## Available Options

This product comes in different **Size** options.

## 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

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**Shop now:** [https://www.desertcart.tn/products/77741278-rock-tumbler-grit-kit-refill-for-15lb-tumblers-4-step](https://www.desertcart.tn/products/77741278-rock-tumbler-grit-kit-refill-for-15lb-tumblers-4-step)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-09-12*