<prompt> Retreatment Potaper system, False isHas a non cutting tipD1 with 0.30 mm diameter and 9 taper is used for coronal thirdD2 with 0.25 diameter and 8 taper is used upto middle thirdD3 with 0.20 diameter and 7 taper is used for apical third  <response>: It has a cutting tip unlike routine protaper system. 