Rotary Rock Tumbler Machine, Rock Tumbler Kit, with 7-Day Timer, Rock Polisher, Running Quietly, for Crystals, Stone, Glass, Metal, Science Gift to Adults and Kids

Product specifications: Product name: Gemstone polisher Product material: ABS Product packaging: Color box (with Chinese and English instructions) Product size: 21×14.5×16.6CM Packaging size: 26.5×21.5×11CM Product weight: 1586G Packaging includes: Host*1

• ★ Gemstone Grinder: Rock tumblers are a very popular hobby for kids and adults! Use a rock tumbler to turn rough raw rocks into smooth gemstones and witness the fascinating changes with each cycle.
• ★ Easy to Use: Our hobby rock tumbler features an easy twist barrel lid for safety and a highly sealed operation to prevent leaks. Simple instructions and setup make grinding gemstones fun and easy. Manage the number of days per tumbling cycle with auto shutoff, set it and forget it.
• ★ Stable and Durable: The tumbler unit has a stable structure, excellent performance and long service life, with the rock tumbler, you can easily process rough gemstones into polished gemstones.
• ★ Quieter Operation: The grinder is built with a durable motor for long-lasting use. The leak-proof rubber barrel reduces noise and is 75% quieter than other plastic models. A great craft for kids.
• ★ Have Fun: Comes with a user-friendly manual, perfect for novice stonemasons and gem lovers. Embark on your stone carving journey with our direct drive rotary stone grinder today and unleash the joy of creativity!