Professional Rock Tumbler Kit, Hobby Rocks Polisher for Kids and Adults, STEM Science Kit, Upgraded 9-Day Timer & 3-Speed Motor, Include Rough Gemstones, 4 Polishing Grits

• 【 】Many people are digging and exploring the beauty of nature, but don't know what tools to use. The Rock Tumbler is fun and easy to handle polishing the rough stone into beautifully polished gems, also creating your own gemstone jewelry, like gems necklaces, rings, and ear and wrist ornaments.
• 【 】You can use the rock polisher with your children to help them understand the tumbling changes of rough stones and increase their understanding of nature. This is the perfect STEM education gift. Anyone who loves geography will not refuse to receive such a gift at Christmas, New Year, birthday, or any other holiday.
• 【 】This rock tumbling device has 3-speed motor and a 9-day timer (with memory function) and LCD display. You can pause the machine at any time to check the rocks without losing the timer and speed settings, making it easier for you to finish polishing the rough stones accurately.
• 【✨ 】The 2.5LB large-capacity tumbling barrel allows you to roll more rough rocks at once. The upgraded rubber material is 75% quieter than most plastics.
• 【 – – 】Everything you need to create polished gemstones: Rock tumbler, 2.5lb low-noise rubber barrel, 1lb for 9 types of rough rocks, 3 belts and 4 polishing grits and Ceramic Pellets, sifter, screwdriver, Jewelry Fastenings, and detailed full-color learning guide.

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