Rock Tumbler Kit - Turn Rough Rocks into Beautiful Gems with 7-Day Timer, Includes 2 Belts, Bag of Rough Stones, 4 Stages of Grits: Coarse, Fine, Polishing, Final Polishing

About this item

• Create Your Own Gemstones: The BUAOB Rock Tumbler kit allows you to easily turn rough rocks into beautifully polished gemstones. With its simple operation design, you'll have fun creating your own stunning gemstones right at home.
• STEM Toy: The Rock Tumbler kit is not only a fun toy to build favorite gems, but also an educational tool that improves interest in geography and science. It's a perfect birthday and Christmas gift of all ages.
• Complete Set for Adults: The BUAOB Rock Tumbler kit comes with everything you need to polish stones, including a rock tumbler, 4 pcs polishing grits, various rough rocks, jewelry fastenings, a tube of glue, and a detailed instruction manual. This makes it the perfect choice for adults who want to explore the art of gemstone polishing.
• Easy to Use: The BUAOB Rock Tumbler kit features a design that allows you to set any stone grinding time from 1-7 days using the simple button control. The kit also comes with a detailed study guide booklet that fully documents how to turn a rough stone into a beautifully polished gem.
• The Perfect Gift for All Ages: Whether you're looking for a fun and educational STEM activity or a unique and creative hobby for adults, the BUAOB Rock Tumbler kit is the perfect choice. It's a great gift for birthdays, Christmas, or any special occasion.