Product description Real Gemstone Magic Begins Here
This is the brand flagship store owned by KomeStone, as the Original manufacture and brand outlet, KomeStone brand owns the design of all it’s rock tumbler models.
KomeStone provides the top-of-line manufacturer advanced professional Rock Tumbler Kits, featuring with all functions and accessories you need to master rocks tumbling and polishing.
KomeStone K2 Elite noise-reduction & cutting-edge brushless motor rock tumbler is the first and only rock tumbler that built in with the cutting-edge brushless motor, providing this advanced rock tumbler with more than 20,000 hours work and service life and the lifespan beyond 10 years.
We understand that rock tumbling is more than a hobby—it's an investment. That’s why we stand behind every tumbler we sell with lifelong support: including replacement parts and technical guidance. Even after your w.arranty expires, we won’t disappear. You can count on us to keep your machine running smoothly for years to come.
Your trust means everything to us. We’re here—not just to sell, but to support. Always.
Bring Every Stone to Life — Your Next Discovery Awaits
Each stone hides a story waiting to be revealed. The moment when rough rocks turn smooth and begin to shine is pure magic — a reward for your patience, curiosity, and creativity. Watching your collection come to life is not just satisfying — it’s inspiring.
Rock tumbling isn’t just about polishing stones — it’s about the process of discovery. Many families tell us it has become a shared hobby that helps children build focus, patience, and an appreciation for hands-on learning. Every polished gem becomes a reminder that beautiful things take time and care.
To keep your adventure going, explore our refill grit sets — available in 4 lb, 6 lb (with ceramic media), and 10 lb (with ceramic & plastic pellets) — perfect for larger projects or long-term tumbling. And for that final, glassy brilliance, try our 8000 / 12000 grit aluminum oxide polish in your next batch.
Thank you for your contribution!
Notice: If there is any part missing, please kind take a moment to reach out for a replacment or the compensation. Thanks for your patience!
Welcome to a world of exquisite craftsmanship! Share your captivating stone creations with us, and we'll proudly showcase them across our Amazon details page and vibrant social media platforms. Your talent deserves a spotlight.
Should any concerns arise, rest assured, we're dedicated to swift solutions. Instead of frustration, kindly connect with us for assistance.
YOU MAY NOT KNOW: Rock tumblers transform raw rocks into stunning gems for jewelry, crafting, and collections. For an exceptional shine, explore the art of polishing with high-quality grits, soap water, mineral oil, and meticulous steps. Practice perfects the process.
Dig Deeper:
- Is operating the rock tumbler effortless?
Absolutely. Inside your package, discover a full-color Instruction book, guiding you through every step. It's so clear, even a 4-year-old can navigate it.
- Worried about belt breaks?
Ease your mind. Normally the belts for this rock tumler will not break, if it breaks, please reach out for replacement.
- Encountering a hiccup with your rock tumbler?
First, consult our FAQs in the instruction book or on this page. For product concerns, connect with us directly. Our dedication to unparalleled service ensures swift resolutions. We recommend placing a towel at the bottom during the operation of the rock tumbler to enhance its grip and maintain maximum stability.
- How many rocks should I add into the barrel of the K2 Elite rock tumbler?
The barrel can accommodate up to 3 lbs of rocks. This kit provides 1 lb rocks, and you have the option to include additional rocks of your choice while ensuring they do not exceed the 3 lbs capacity.
- Ensure you include the polishing grits kit and the ceramic pellets in your cart alongside this rock tumbler – together, they create the ideal combination for an impeccable finish, weights 4 lbs, tumble up to 20-25 lbs rocks, just go to the flagstore for more details, or find the bundle sale on this detail page to get savings, you'll not miss it.
Your satisfaction is paramount. Trust that we're dedicated to elevating your experience and swiftly addressing every matter.
Add to Cart Add to Cart Add to Cart Customer Reviews 4.5 out of 5 stars 870 4.3 out of 5 stars 241 4.3 out of 5 stars 3,797 4.1 out of 5 stars 133 4.8 out of 5 stars 16 4.5 out of 5 stars 241 Price $27.52$27.52 — no data $59.98$59.98 — no data — no data $87.97$87.97 Motor X X Brushed Motor Brushless Motor Brushed Motor Brushless Motor Barrel Capacity X X 2.5 Lbs 7 Lbs 1 Lbs 4 Lbs Settings X X 3 Speeds / 9-Day Timer 4 Speeds / 9-Day Timer 3 Speeds / 9-Day Timer 3 Speeds / 9-Day Timer Applications Any Rocks, Cions, Sea Glasses, All Tumblers, Etc, Any Rocks, Cions, Sea Glasses, All Tumblers, Etc, Any Rocks, Cions, Sea Glasses, All Tumblers, Etc, Any Rocks, Cions, Sea Glasses, All Tumblers, Etc, Any Rocks, Cions, Sea Glasses, All Tumblers, Etc, Any Rocks, Cions, Sea Glasses, All Tumblers, Etc, Target Groups Kids & Adults Kids & Adults Kids & Adults Kids & Adults Kids & Adults Kids & Adults Support Customer Email Customer Email Customer Email Customer Email Customer Email Customer Email
- Professional Results Without The Noise — The K2 Elite runs up to 6X quieter than standard rock tumblers. A dedicated noise-reduction cover seals around the barrel to contain vibration, while soft rubber barrel walls cut tumbling noise by up to 75% vs. plastic barrels. Run it in an apartment, a shared workspace, or overnight without disturbing anyone — ideal for adults, hobbyists, and collectors who demand reliable performance.
- Premium Brushless Motor for Long-Term Reliability — The K2 Elite runs on a brushless motor designed for smoother barrel rotation, lower heat output, and significantly reduced wear compared to brushed alternatives. No brushes means fewer moving parts to replace, a longer service life, and more consistent torque across every polishing stage — so stones polish evenly from the first batch to the hundredth. For hobbyists and collectors who treat their equipment as a long-term investment, the brushless drive system is the key difference between a seasonal toy and a permanent workshop tool.
- 3LB Capacity for Serious Hobby Projects — The K2 Elite's 3LB rubber barrel gives you 50% more capacity than 2LB entry-level models — more stones per cycle means fewer batches and more time enjoying finished results. Handles agates, jasper, quartz, river rocks, crystals, and most popular tumbling stones. The soft rubber walls protect stones from excessive impact while keeping noise low. Ideal for rock collectors and lapidary hobby projects where batch size and stone variety matter.
- Smart Controls with Settings Recall — Dial in the right tumbling speed for each polishing stage with 3 selectable speed settings. The 9-day programmable timer runs each stage automatically and shuts off when complete. Settings Recall stores your timer and speed configuration — so if power is interrupted, the K2 Elite picks up exactly where it left off without needing to be reprogrammed. Consistent settings across every stage mean predictable, repeatable results whether you're in your first batch or your fiftieth.
- Complete Professional Hobby Kit — Everything needed to start tumbling is included in the box — the K2 Elite tumbler, 3LB soft rubber barrel, 1LB of rough gemstones (9 varieties), complete 4-stage polishing grit set,ceramic pellets, sifter, 2 drive belts (1 spare), jewelry finding, and a full-color illustrated guidebook with step-by-step instructions. Designed for hobbyists who want professional-quality results from their very first batch.
- 𝟗𝟎-𝐃𝐚𝐲 𝐆𝐮𝐚𝐫𝐚𝐧𝐭𝐞𝐞 & 𝟏-𝐘𝐞𝐚𝐫 𝐖𝐚𝐫𝐫𝐚𝐧𝐭𝐲: Enjoy peace of mind with our extended 90-day refund guarantee and 1-year warranty. If you miss Amazon's 30-day return window, simply contact our 𝐔𝐒-𝐛𝐚𝐬𝐞𝐝 𝐜𝐮𝐬𝐭𝐨𝐦𝐞𝐫 𝐬𝐞𝐫𝐯𝐢𝐜𝐞 team for 𝐨𝐫 𝐫𝐞𝐟𝐮𝐧𝐝 We offer 𝟐𝟒/𝟕 𝐜𝐥𝐚𝐢𝐦 𝐬𝐮𝐩𝐩𝐨𝐫𝐭 to ensure your complete satisfaction.
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