National Geographic - Tonneau à polir de qualité Professionnelle ngprotumbler

BEST IN ITS CLASSThis is the perfect rock tumbler for both beginners and advanced hobbyists! This top-of-the-line rock tumbler from National Geographic includes many unique features that will give you faster polishing times and better results. This set includes everything you need to get started, including 1lb of rough gemstones to polish for your rock collection. You can even create beautiful homemade jewelry with the fastenings included in the kit.Contents and Features:• Automatic shutoff timer (set it, and forget it, and never over-tumble your stones again)• Speed Control (crank up the speed for faster tumbling times, or slow it down for better polishing results)• Powerful motor that will last for years!• Leak-proof high-impact barrel design with stainless steel cover• Noise reducing design• 1 lb of assorted gemstones (9 different types) and four types of grit• Jewelry fastenings so you can create your own unique jewelry• Full-color information guide and easy-to-follow instructionsRock tumbling is a fun activity for children of all ages and promotes a healthy interest geology and science. Introduce your kid to science the fun way, and join National Geographic as we inspire future generations of rock hounds!National Geographic Toys is proud to provide a 100% satisfaction guarantee with all our products so that you can buy with confidence.About the National Geographic SocietyWith a mission to inspire people to care about the planet, the 126-year-old National Geographic Society is one of the worldâ€TMs largest nonprofit scientific and educational organizations.National Geographicâ€TMs net proceeds support vital exploration, conservation, research, and education programs.