21/25/31mm SX-F3 Dental Endodontic Engine Use Root Canal Endo Niti Rotary Files
Has a unique pre-bend function, can be highly adaptive root canal channel. -Model:SX;S1;S2;F1;F2;F3; (SX-F3);. The unique thread design has a deceleration function when it is close to the mouth of the root canal and avoids rushing out of the apex.