HopeRock Rock Tumbler Kit, Rock Polisher with Noise Reduction Cover, Great STEM Science Kit for Geology Enthusiasts, Rock Polisher for Kids and Adults

Product Description

HopeRock Rock Tumbler Kit, Rock Polisher with Noise Reduction Cover, Great STEM Science Kit for Geology Enthusiasts, Rock Polisher for Kids and Adults

• DUAL NOISE-CANCELLING FUNCTIONS - Our Rock Tumbler boasts superior noise reduction capabilities. Its enclosed design reduces noise by 40.6% compared to other models, and the use of tire rubber instead of plastic barrels further decreases noise by 75%. • A TUMBLER THAT'S MADE TO LAST – This durable rock tumbler features an upgraded, leak-proof barrel with a rubber lining that ensures stability and quiet operation. It is a high-quality, long-lasting rock tumbler designed to provide years of use. • WHAT YOU WILL GET - The rock tumbler kit includes everything needed for rock polishing: 1 Rock Tumbler, 1 Bags of Rough Gemstones, 4 Polishing Grits, 1 Power Adapter, and a comprehensive learning guide. It makes an ideal gift for both adults and children. • EASY TO USE - The rock tumbler is easy to use and educational, featuring a digital 3-speed setting and a 9-day timer. It guides users through the four stages of stone grinding (as per the instructions). The machine comes with color-printed instructions that detail the step-by-step operation and share the captivating history of gemstones, making it an excellent educational tool for children. • CREATE YOUR OWN GEMSTONES - The process of transforming rough rocks into shiny stones is a rewarding experience. The time and effort invested in tumbling the stones is what makes them so valuable and special.