Feature: 1. Used for dental processing, manicure grinding, gems polishing and jewelry processing, etc. 2. Convenient one-touch direction conversion can improve work efficiency. 3. No noise or heat up after long time use, can work quietly and efficiently. 4. Brush motor for special purpose, up to 35000rpm speeds for fine carving, grinding, processing. 5. Ergonomic handle is non-slip, giving you a easy and convenient grip. Specification: Condition: 100% brand new Item Type: Engraving Handle Power: 65W Maximum Speeds: 35,000 RPM Maximum Torques: 280gf.cm Chuck: 2.35mm Applicable Grinding Head: Diameter in 2.35mm Handle Interface: Compatible with type 204 / type 90 / marathon controller. Package List: 1 x Host1 Bag of Accessory1 x Wrench Note: 1. The handle should not be idle, and the needle must be loaded.2. Non-original accessories are strictly prohibited.3. It is strictly forbidden to collide vigorously, especially the handle mouth.4. Bearing is strictly forbidden to add oil.5. Keep a safe distance away from children.6. Please keep a cleaning environment .7. Do not overload the machine.8. Prevent accidental startup.