National Geographic Stone drum set

Rock tumbling is a very popular hobby for both children and adults. With this sturdy rock tumbler, it's fun and easy to transform rough stones into beautifully polished gemstones, thanks to its user-friendly operation and durable design. The long-lasting motor features a timer and speed setting, allowing you to simply set it and forget it. The improved, leak-proof drum has a stainless steel lid and is 75% quieter than plastic tumblers. This set includes everything you need and more. You receive 1.5 kilograms of rough stones with nine different types of gemstones, five jewelry findings, grit, a sieve, and the innovative new GemFoam stone polisher. This rock tumbler set stands out from others thanks to the new, reusable GemFoam stone polisher. Just add GemFoam and water after the last tumbling phase, and your gemstones will achieve an incredible shine. The Mint series offers high-quality products that provide a lot of fun. If your experience is ever less than extraordinary, let us know so we can make it right for you.