---
product_id: 542553468
title: "KomeStone K2 Elite Professional Rock Tumbler Kit, Ultra Quiet & Cutting Edge Brushless Motor Rock Polisher for Adults & Rock Collector, Noise-Reduction, Extra Large 3 Lbs Barrel, STEM Gift for All Age"
brand: "komestone"
price: "34051 kr"
currency: ISK
in_stock: true
url: https://www.desertcart.is/products/542553468-komestone-k2-elite-professional-rock-tumbler-kit-ultra-quiet-cutting
store_origin: IS
region: Iceland
---

# Ultra-quiet brushless motor 4-stage professional polishing grit system 3 lbs extra-large barrel capacity KomeStone K2 Elite Professional Rock Tumbler Kit, Ultra Quiet & Cutting Edge Brushless Motor Rock Polisher for Adults & Rock Collector, Noise-Reduction, Extra Large 3 Lbs Barrel, STEM Gift for All Age

**Brand:** komestone
**Price:** 34051 kr
**Availability:** ✅ In Stock

## Summary

> 💎 Transform rough stones into dazzling gems—silently and effortlessly!

## Quick Answers

- **What is this?** KomeStone K2 Elite Professional Rock Tumbler Kit, Ultra Quiet & Cutting Edge Brushless Motor Rock Polisher for Adults & Rock Collector, Noise-Reduction, Extra Large 3 Lbs Barrel, STEM Gift for All Age by komestone
- **How much does it cost?** 34051 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/542553468-komestone-k2-elite-professional-rock-tumbler-kit-ultra-quiet-cutting)

## Best For

- komestone enthusiasts

## Why This Product

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

## Key Features

- • **Pro-Grade Polish:** Advanced 4-stage grit system delivers museum-quality shine, unlocking your inner gemologist.
- • **STEM Meets Style:** Ideal educational tool for kids and creative adults, blending science with hands-on artistry.
- • **Whisper-Quiet Power:** Cutting-edge brushless motor ensures noise levels as low as a dishwasher, perfect for home or shared spaces.
- • **Max Batch Brilliance:** Generous 3 lbs soft rubber barrel lets you polish more stones per cycle, accelerating your collection growth.
- • **Hassle-Free Confidence:** Backed by a 90-day satisfaction guarantee, 1-year warranty, and lifetime accessory support from US-based customer care.

## Overview

The K2 Elite Professional Rock Tumbler Kit features an ultra-quiet brushless motor and a large 3 lbs soft rubber barrel for efficient, noise-reduced polishing. Equipped with a 4-stage grit system and precision ceramic media, it delivers professional-grade gemstone finishes. Perfect for hobbyists, educators, and collectors, it includes all necessary accessories and is supported by a 90-day satisfaction guarantee and 1-year warranty with lifetime accessory replacement.

## Description

K2 Elite Professional Rock Tumbler Kit, Ultra Quiet & Cutting Edge Brushless Motor Rock Polisher for Adults & Rock Collector, Noise-Reduction, Extra Large 3 Lbs Barrel, STEM Gift for All Age

## Features

- 𝟗𝟎-𝐃𝐚𝐲 𝐒𝐚𝐭𝐢𝐬𝐟𝐚𝐜𝐭𝐢𝐨𝐧 𝐆𝐮𝐚𝐫𝐚𝐧𝐭𝐞𝐞 & 𝟏-𝐘𝐞𝐚𝐫 𝐖𝐚𝐫𝐫𝐚𝐧𝐭𝐲: Enjoy peace of mind with our extended 90-day refund guarantee and 1-year warranty. If you miss desertcart's 30-day return window, simply contact our 𝐔𝐒-𝐛𝐚𝐬𝐞𝐝 𝐜𝐮𝐬𝐭𝐨𝐦𝐞𝐫 𝐬𝐞𝐫𝐯𝐢𝐜𝐞 team for 𝐡𝐚𝐬𝐬𝐥𝐞-𝐟𝐫𝐞𝐞 𝐫𝐞𝐩𝐥𝐚𝐜𝐞𝐦𝐞𝐧𝐭 𝐨𝐫 𝐫𝐞𝐟𝐮𝐧𝐝 𝐚𝐬𝐬𝐢𝐬𝐭𝐚𝐧𝐜𝐞. We offer 𝟐𝟒/𝟕 𝐜𝐥𝐚𝐢𝐦 𝐬𝐮𝐩𝐩𝐨𝐫𝐭 to ensure your complete satisfaction.
- DIVE INTO THE FUN ROCK TUMBLING: KomeStone rock tumbler is for turning rough raw rocks into smooth gemstones. You’ll be excited to see the rocks change with each cycle—a great lesson in patience for kids or inspiration for jewelry-making moms.
- 2025 NEW UPGRADE & ADVANCED FEATURES: This K2 Elite rock tumbler stands out as the sole option to feature a cutting-edge brushless motor and noise-reduction function among high-end models. This makes it an ideal choice for users sensitive to noise and those who prefer tumbling indoors, even in smaller or shared spaces. Additionally, you'll appreciate the benefits of receiving original manufacturer and brand-direct troubleshooting support, as well as lifetime accessory replacement services.
- 3 LBS EXTRA LARGE CAPACITY & ULTRA QUIETER: Our rock tumbler features 100% soft rubber barrels that effectively absorb the impact of tumbling rocks, resulting in an ultra-quiet operation comparable to a working dishwasher. The generously-sized 3 lbs barrel allows you to polish a larger quantity of rocks in each batch.
- COMES WITH EVERYTHING YOU NEED FOR ROCKS TUMBING: Including the tumbler machine, 3 lbs barrel, 1 lb rough rocks, 1 extra belt (2 in total, one is on the wheel), 4 polishing grits and other accessories. Notably, it also includes a full-color instruction book that provides detailed and easy-to-follow guidance. Even an 8-year-old child can independently learn how to use it with clarity.
- SCIENCE-BACKED POLISHING FOR PRO-LEVEL RESULTS: Achieve museum-quality shine with our 4-stage grit system (60/120/150/1200) and precision ceramic media. The leak-proof stainless steel lid ensures mess-free tumbling, while our exclusive guide unlocks pro techniques.If you need to replace or lubricate the belt, pleasedownload our latest manual for detailed illustratedinstructions. You can also reach out to us obtain themost up-to-date operating guide.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Color | A: K2 Elite (Brushless Motor & Noise Reduction) |
| Material Type | Comes with 2-year warranty, for any issues or if you need an additional bag of rocks for spare use at no cost, please reach out to us., Stainless Steel, Cutting-Edge brushless motor, Tyre grade rubber, 𝐂𝐏𝐒𝐈𝐀 & 𝐂𝐏𝐂 𝐂𝐞𝐫𝐭𝐢𝐟𝐢𝐞𝐝 |
| Specific Uses For Product | Rock collecting, Polishing gemstones, Geology education for kids |
| Power Source | Corded Electric |

## Product Details

- **Brand:** KomeStone
- **Included Components:** (function(f) {var _np=(window.P._namespace("DetailPageProductOverviewTemplatesJava"));if(_np.guardFatal){_np.guardFatal(f)(_np);}else{f(_np);}}(function(P) {
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}));  1 x tumbler machine, 3 lb barrel, 1.5m AC adapter, rough stones, illustrated tutorial learning guide, extra belt for spare use and 4 polishing grits, sifter, screwdriver, set jewelry Fastenings1 x tumbler machine, 3 lb barrel, 1…    See more
- **Material:** (function(f) {var _np=(window.P._namespace("DetailPageProductOverviewTemplatesJava"));if(_np.guardFatal){_np.guardFatal(f)(_np);}else{f(_np);}}(function(P) {
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}));  Stainless Steel, Cutting-Edge brushless motor, Tyre grade rubber, Please email to our after-sales service center ( support@komestone.com ) to receive the extra bag of rocks for spare use after placing the order. Our customer service will solve any issues timely., 𝐂𝐏𝐒𝐈𝐀 & 𝐂𝐏𝐂 𝐂𝐞𝐫𝐭𝐢𝐟𝐢𝐞𝐝Stainless Steel, Cutting-Ed…    See more
- **Color:** A: K2 Elite (Brushless Motor & Noise Reduction)
- **Power Source:** Corded Electric

## Images

![KomeStone K2 Elite Professional Rock Tumbler Kit, Ultra Quiet & Cutting Edge Brushless Motor Rock Polisher for Adults & Rock Collector, Noise-Reduction, Extra Large 3 Lbs Barrel, STEM Gift for All Age - Image 1](https://m.media-amazon.com/images/I/8155R7pI+2L.jpg)

## Available Options

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

## Questions & Answers

**Q: How can I order more polishing grits?**
A: We have a polishing grits kit of 4 lbs, just visit the link: https://www.amazon.com/dp/B0B74KYP44.
For any questions and concerns, please contact our customer service via: support@komestone.com, we'll get back to you very soon. 
For any issues about this rock tumbler, we promise to solve timely.  
We are standing behind our brand and products. Thanks for purchasing from us.

**Q: How much polishing grits should I use?**
A: For better results, we would advise you to add 2 tbsp or more of polishing grits per pound of rocks, and 0.5 lb-1 lb of the ceramic pellets for protect rocks from scratches.

**Q: What is the rotation speeds per minute?**
A: Normally speaking, the speeds is quite steady. 
Speed 1：770
Speed 2：920
Speed 3：1080

**Q: Can I add more than 3 lbs rocks into this barrel for tumbling?**
A: The capacity of the barrel for the K2 Elite rock tumbler is 3 lbs, so you can add as much as 3 lbs of rocks, and then add water, and polishing grits and ceramic pellets. For any questions and concerns, please contact our customer  service via: support@komestone.com, we'll get back to you very soon. 
For any issues about this rock tumbler, we promise to solve timely.  We are standing behind our brand and products. Thanks for purchasing from us. Anne.

## Frequently Bought Together

- KomeStone K2 Elite Professional Rock Tumbler Kit, Ultra Quiet & Cutting Edge Brushless Motor Rock Polisher for Adults & Rock Collector, Noise-Reduction, Extra Large 3 Lbs Barrel, STEM Gift for All Age
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- KomeStone Nylon Belt 2-Pack for K2 Elite Rock Tumbler – Durable Replacement Belt K2 Elite Model Only / 2 Pcs

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-01-23*