---
product_id: 693996681
title: "3lb of MJR Tumblers Premium 400/600 Pre-Polish Aluminum Oxide Rock Polishing Grit for Step/Stage 3, MJR Tumblers is a Disabled and Veteran Owned Company Proudly Located in USA"
brand: "mjr tumblers"
price: "9251 kr"
currency: ISK
in_stock: true
url: https://www.desertcart.is/products/693996681-3lb-of-mjr-tumblers-premium-400-600-pre-polish-aluminum
store_origin: IS
region: Iceland
---

# Universal tumbler compatibility 400/600 grit precision Proudly USA made 3lb of MJR Tumblers Premium 400/600 Pre-Polish Aluminum Oxide Rock Polishing Grit for Step/Stage 3, MJR Tumblers is a Disabled and Veteran Owned Company Proudly Located in USA

**Brand:** mjr tumblers
**Price:** 9251 kr
**Availability:** ✅ In Stock

## Summary

> ✨ Elevate your rock polishing game with precision grit made in the USA 🇺🇸

## Quick Answers

- **What is this?** 3lb of MJR Tumblers Premium 400/600 Pre-Polish Aluminum Oxide Rock Polishing Grit for Step/Stage 3, MJR Tumblers is a Disabled and Veteran Owned Company Proudly Located in USA by mjr tumblers
- **How much does it cost?** 9251 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/693996681-3lb-of-mjr-tumblers-premium-400-600-pre-polish-aluminum)

## 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

- • **Made in the USA:** Crafted in Pecatonica, Illinois—true American craftsmanship you can trust
- • **Polish Like a Pro:** Premium 400/600 grit aluminum oxide for flawless step 3 stone shaping
- • **Fits Every Tumbler:** Seamlessly compatible with any rock tumbler brand—no limits, just shine
- • **Step Up Your Stone Game:** Perfect grit for the critical pre-polish stage, unlocking your stones’ full brilliance
- • **Support Veteran Excellence:** Buy from a Disabled & Veteran Owned company—quality with a cause

## Overview

This 3lb pack of premium 400/600 grit aluminum oxide polishing grit is designed for the third stage of rock tumbling, delivering superior shaping and pre-polish results. Compatible with all tumbler brands, it’s proudly produced by MJR Tumblers, a Disabled and Veteran Owned company based in Pecatonica, Illinois, ensuring top-tier quality and American-made reliability.

## Description

Full description not available

## Features

- Premium Quality 400/600 Grit Aluminum Oxide
- Compatible with ANY Brand of Rock Tumbler
- This Grit is For the Third Stage Shaping of Your Stones
- MJR Tumblers is a Disabled and Veteran Owned Company!
- Buy American, MJR Tumblers is Proud to be an American Owned Company Located in Pecatonica Illinois in the Good Ole USA!

## Product Details

- **Material:** Premium Quality Aluminum Oxide
- **Grit Material:** Premium Quality Aluminum Oxide
- **Brand:** MJR Tumblers
- **Grit Type:** Super Fine
- **Item Weight:** 3 Pounds

## Images

![3lb of MJR Tumblers Premium 400/600 Pre-Polish Aluminum Oxide Rock Polishing Grit for Step/Stage 3, MJR Tumblers is a Disabled and Veteran Owned Company Proudly Located in USA - Image 1](https://m.media-amazon.com/images/I/51FmTcNLZ0L.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.is/products/693996681-3lb-of-mjr-tumblers-premium-400-600-pre-polish-aluminum](https://www.desertcart.is/products/693996681-3lb-of-mjr-tumblers-premium-400-600-pre-polish-aluminum)

---

*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-01-29*