- File Names : Smart R1. - Tip Size : 0.40. - Tapper : 0.06. - Size Color Ring : Two Black Ring. - Stopper Color : Black. - Active Part Length : 12mm. - File’s Length : 17mm. - Torque N/cm : 3.5. - Speed(rpm) File Tip : 450-500. - File Tip : Active Cutting Tip. **For further product information, please contact Chat Support**