KomeStone K2 Elite Rock Tumbler Kit – Ultra Quiet, Brushless Motor, 3 lb Barrel

Discover the KomeStone K2 Elite Rock Tumbler Kit, crafted for hobbyists, rock collectors, and curious learners. A cutting-edge brushless motor combines with 100% soft rubber barrels to deliver surprisingly quiet operation, making indoor tumbling more comfortable in shared spaces. The generously sized 3 lb barrel lets you polish larger batches, while a leak-proof stainless steel lid helps keep your workspace clean. Designed for ease of use, this kit guides you from rough rocks to polished stones with confidence, even for first‑timers.

What makes it stand out

• Ultra-quiet operation ideal for apartments, dorms, or busy homes.
• Brushless motor for smooth, consistent tumbling and reduced maintenance worries.
• Large 3 lb capacity to handle bigger batches per cycle.
• Leak-proof stainless steel lid and 4-stage polishing system for reliable results.
• Ceramic media and complete accessory set included for immediate setup.
• Full-color guide and US-based support with lifetime accessory replacement options.

What you can do with it

• Turn rough rocks into smooth gems suitable for display or jewelry projects.
• Use as a hands-on STEM activity to teach patience, sequencing, and material properties.
• Experiment with different grits and media to explore polishing techniques at home.
• Share a fun, creative hobby with family, friends, or fellow crafters in indoor spaces.

What’s in the box

• Rock tumbler machine with ultra-quiet design
• 3 lb barrel for larger batches
• 1 lb of rough rocks to get you started
• Extra belt (2 total)
• 4 polishing grits and essential accessories
• Full-color, easy-to-follow instruction book

Warranty and support

Benefit from a 90-day satisfaction guarantee and a 1-year warranty, plus 24/7 claims support. The kit includes manufacturer-direct troubleshooting help and access to lifetime accessory replacement, ensuring you have assistance as you learn and grow with your tumbling projects.