---
product_id: 691589508
title: "Brave Finder Rock Tumbler Refill Grit Media Kit, Stone Polisher (3.5 Pounds Polishing Grits + Poly Plastic Pellets), Compatible with Any Brand Tumbler"
brand: "brave finder"
price: "5764 kr"
currency: ISK
in_stock: false
url: https://www.desertcart.is/products/691589508-brave-finder-rock-tumbler-refill-grit-media-kit-stone-polisher
store_origin: IS
region: Iceland
---

# Universal tumbler compatibility STEM educational value 4-step grit progression Brave Finder Rock Tumbler Refill Grit Media Kit, Stone Polisher (3.5 Pounds Polishing Grits + Poly Plastic Pellets), Compatible with Any Brand Tumbler

**Brand:** brave finder
**Price:** 5764 kr
**Availability:** ❌ Out of Stock

## Summary

> 💎 Polish your passion, rock your world!

## Quick Answers

- **What is this?** Brave Finder Rock Tumbler Refill Grit Media Kit, Stone Polisher (3.5 Pounds Polishing Grits + Poly Plastic Pellets), Compatible with Any Brand Tumbler by brave finder
- **How much does it cost?** 5764 kr with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/691589508-brave-finder-rock-tumbler-refill-grit-media-kit-stone-polisher)

## Best For

- brave finder enthusiasts

## Why This Product

- Trusted brave finder brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Fits Any Tumbler:** Designed to work seamlessly with any brand, so you never compromise on your creative flow.
- • **STEM-Approved Fun:** Engage your scientific curiosity with a hands-on kit perfect for all ages 6 and up.
- • **Generous Grit Supply:** 3.5 pounds of premium polishing grit and poly pellets—ample for multiple projects without reordering.
- • **Effortless Setup & Use:** Clear, step-by-step instructions make rock tumbling a breeze for beginners and pros alike.
- • **Precision Polishing Power:** Four distinct grit stages ensure flawless, museum-quality stone finishes every time.

## Overview

The Brave Finder Rock Tumbler Refill Grit Media Kit offers a comprehensive 4-step polishing system with 3.5 pounds of grit and poly pellets, compatible with all rock tumblers. Ideal for STEM learning and hobbyists, it delivers professional-grade results with easy-to-follow instructions, making it the ultimate upgrade for your rock polishing projects.

## Description

The Brave Finder professional rock tumbler kit is a great STEM science kit for adults and kids. It is a complete and ready-to-use rock tumbling machine kit that comes with everything you need to start polishing rocks and gemstones. Simply add rocks, add the grit, and start tumbling to see amazing results. This is an educational and entertaining rock tumbling kit that is perfect for beginners and advanced hobbyists. It is a great way to learn about rocks, gems, and the science behind them. The kit includes a digital timer with 9-day programmable cycles, allowing you to customize the tumbling process to your needs. The tumbler is made of high-quality materials and is designed for long-lasting use. With the Brave Finder professional rock tumbler kit, you can create beautiful polished rocks and gemstones that make great gifts for friends and family. Get started on your rock tumbling journey today with the Brave Finder professional rock tumbler kit.

## Features

- 5 STEPS Just measure in the grit, add enough water to cover the stones, seal the barrel, and tumble. The only variable is how much of the product to use in your rock tumbler. We suggest 2 tbsp of grit per pound of stones, which is a good rule of thumb.
- KIT INCLUDESStep #1 Coarse Grit (1 lb.), Step #2 Medium Grit (1 lb.), Step #3 Pre-polish Grit (1/2 lb.), Step #4 Grit (1/2 lb), Polypropylene Plastic Poly Filler Pellets (1/2 lb.), Instruction Guide.
- EASY TO USE:Includes a clear instruction guide on how to use the grits and plastic pellets.Large Amount of Grit, This is a large amount of each size grit for the price.
- COMPATIBLE WITH ANY BRAND TUMBLERTumbler-Polishing-Grit-Refill-Kit-for Polishing Agate-Jasper-Sea Glass- Gemstones Turquoise Sun Stones Obsidian Quartz Crystals Healing Stones. Each to have pretty rocks/gems.
- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product Dimensions | 23.37 x 12.19 x 6.86 cm; 1.66 kg |
| Manufacturer recommended age | 6 years and up |
| Item model number | LE |
| Educational Objective(s) | Literacy & Spacial Awareness |
| Number of Game Players | 1 |
| Assembly Required | No |
| Batteries Required? | No |
| Batteries included? | No |
| tech_spec_battery_description_toys | No batteries required |
| Material Type(s) | Plastic |
| Colour | Clear |
| ASIN | B08F79Q56Z |

## Images

![Brave Finder Rock Tumbler Refill Grit Media Kit, Stone Polisher (3.5 Pounds Polishing Grits + Poly Plastic Pellets), Compatible with Any Brand Tumbler - Image 1](https://m.media-amazon.com/images/I/71Jh6jsc2hL.jpg)
![Brave Finder Rock Tumbler Refill Grit Media Kit, Stone Polisher (3.5 Pounds Polishing Grits + Poly Plastic Pellets), Compatible with Any Brand Tumbler - Image 2](https://m.media-amazon.com/images/I/816oRhd1BAL.jpg)
![Brave Finder Rock Tumbler Refill Grit Media Kit, Stone Polisher (3.5 Pounds Polishing Grits + Poly Plastic Pellets), Compatible with Any Brand Tumbler - Image 3](https://m.media-amazon.com/images/I/61jmGems2dL.jpg)
![Brave Finder Rock Tumbler Refill Grit Media Kit, Stone Polisher (3.5 Pounds Polishing Grits + Poly Plastic Pellets), Compatible with Any Brand Tumbler - Image 4](https://m.media-amazon.com/images/I/61iFnDA-WZL.jpg)
![Brave Finder Rock Tumbler Refill Grit Media Kit, Stone Polisher (3.5 Pounds Polishing Grits + Poly Plastic Pellets), Compatible with Any Brand Tumbler - Image 5](https://m.media-amazon.com/images/I/71vany6fm+L.jpg)

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**Shop now:** [https://www.desertcart.is/products/691589508-brave-finder-rock-tumbler-refill-grit-media-kit-stone-polisher](https://www.desertcart.is/products/691589508-brave-finder-rock-tumbler-refill-grit-media-kit-stone-polisher)

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-01-26*