2. To give operators a smooth tactile sense inside the root canal;
3. With diamond-shaped cross section;
4. Made of high quality Medical Stainless Steel and available of hand use and engine use;
5. Maximum temperature of sterilization is 150°C;
6. Recommended rotary speed of engine files: 150~350 r/min;
7. Packed with 6 files per box, available of single or assorted sizes;