Overview Meet the KomeStone K1 Pro Rock Tumbler Kit, a high‑performance, user‑friendly system designed for hobbyists, jewelers, and collectors who want to refine rough stones into smooth, display‑worthy gems. The kit combines a cutting‑edge brushless motor with a large 2.5 lb barrel, enabling efficient...

Discover hands-on learning and creative fun with the KomeStone K1 Rock Tumbler KitThe KomeStone K1 Rock Tumbler Kit brings a larger, family-friendly tumbling experience to STEM projects and craft sessions. Built for reliability, it features a memory function, a digital timer, and adjustable speeds,...

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...

Hands-on Geology Fun with the KomeStone K5 Rock Tumbler Designed for curious kids and first-time tinkerers, the KomeStone K5 blends tactile learning with creative play. Watch rough stones transform into shiny keepsakes while enjoying a calm, family-friendly workspace. The tumbler’s thoughtful design emphasizes safety,...

Professional-Grade Rock Tumbling for Adults & Collectors Discover a robust, long-lasting rock tumbler kit designed for serious hobbyists and curious minds. The KomeStone Professional Rock Tumbler Kit combines a large 4-pound rubber barrel with a brushless motor and a heavy metal base to support...