1. Material: alloy, tungsten steel, plastic 2. Purpose: Used for exfoliating and polishing nails 3. Dimensions: 15.8 x 2 cm 4. Weight: 180 grams 5. Made of high-quality materials, sturdy and durable 6. High speed, no hot, low noise 7. Equipped with 6 different types of grinding heads 8. USB direct connection to the power supply, convenient and quick
