Rotary triple fluted nickel titanium files with fixed taper and positive rake angle for superior cutting efficiency. Excellent and effective removal of debris from the canal. Use the following settings with your handpiece: - Motor speed - 350-500 RPM`s - Torque settings, start with - TCM Endo III: AP 20; DTC: 300 grams; EndoTouch: 2; TC2: 1 If the torque limit is reached too quickly, then increase the torque until comfortable.