Sure, here's a refined and simplified version of the original title focusing on the product keywords: *Rock Tumbler Kit with Extra Large Barrel and 3-Speed Motor - Includes Rocks and Grit, for Adults and Kids**

New Products & Best Sellers from the brand Previous page Visit the Store Science Kits Visit the Store Craft Kits Visit the Store Rock Tumbling Kits Visit the Store Rocks & Crystals Visit the Store Magic Kits Visit the Store Dig Kits Best Gifts for Kids Ages 8-12 Your purchase has purpose! Every purchase helps support the global nonprofit National Geographic Society in its work to protect and illuminate our world through exploration, research, and education.

Product Description Next page National Geographic Professional Rock Tumbler with 3 Pound Capacity This professional rock polisher has a 3-pound capacity, making it fun and easy to turn rough rocks into beautifully polished gemstones. It features simple operation and a durable design. The kit also includes 3 pounds of rocks to tumble, 5 jewelry fastenings, grit, strainer, and innovative GemFoam polisher.

Features: - 3-pound capacity barrel - Automatic shutoff timer - Reliable, long-lasting motor - Leak-proof tumbler barrel - Noise-reduced operation (75% quieter than plastic barrels) - Includes plenty of stones (3 lbs), four levels of grit, 5 jewelry fastenings, and GemFoam

The barrel allows you to set the speed and tumbling time with an automatic shut-off feature for precise tumbling. The rough rocks provided contain nine different gemstones from around the world, and the tumbling grit is labeled by tumbling stage to make the process even easier. The kit also includes accessories to turn your favorite gems into jewelry.

GemFoam is included to add a dazzling shine to your polished rocks. It is reusable, allowing you to create a truly impressive gemstone collection.

National Geographic Society is one of the world’s largest nonprofit scientific and educational organizations with a mission to inspire people to care about the planet.

product information: