• 【Educational DIY Kit】 Transform ordinary rocks into dazzling gemstones with this hands-on rock polishing kit, perfect for young scientists and geology enthusiasts
• 【Complete Tool Set】 Includes tumbler, four types of polishing grit, sieve, nine genuine rough gemstones, and a detailed full-color learning guide
• 【Durable Design】 High-quality glass tumbler with a long-lasting motor designed for years of use, ensuring durability and consistent performance
• 【Easy Operation】 Simple use design allows children to turn rough rocks into beautifully polished gemstones easily
• 【Ideal Gift】 An excellent present for children interested in physics, science experiments, and DIY projects

Specifications:

• Material: ABS plastic
• Product Dimensions: 21 x 14.5 x 16.6cm
• Product Weight: 1586g