STONE CUP POLISHER - Complete Polishing Kit: This stone cup set provides everything you need to create stunning polished stones. It includes 2 durable straps, a selection of raw stones, 4 coarse grind materials, fine grinding polish, and a final polish—everything essential for a successful gemstone polishing experience. - Sturdy and Long-lasting: The roller set features a robust structure that ensures reliable performance and durability. It's designed to efficiently transform raw stones into beautifully polished gemstones. - Quiet Operation: The premium grinder in this kit is equipped with a high-quality motor for longevity. Its leak-proof rubber cylinder minimizes noise, making this stone cup 75% quieter than traditional plastic models. Enjoy a tranquil polishing experience without disruptive sounds. - Easy-to-Use Digital Timer: The included 7-day digital timer allows you to program and repeat the tumbling process effortlessly. Since grinding and polishing gemstones take time and patience, this timer enhances convenience and maintains consistent results throughout the process. Use Scenarios: 1. Perfect for hobbyists: Transform raw stones into polished masterpieces, ideal for crafting jewelry or decorative pieces. 2. Educational use: Great for schools and workshops, providing hands-on experience with geology and the art of stone polishing. 3. Professional applications: Ideal for jewelers and artisans seeking to enhance their gemstone collections or create custom pieces. Elevate your stone polishing projects with this reliable and efficient stone cup polisher kit.