DENTSPLY Endodontic Rotary Retreatment Files ProTaper Universal NiTi By Dentsply
Files are engine-driven and intended for use in a slow-speed handpiece at 300 RPM, with minimal apical pressure to minimize the risk of file separation. Types of Files. Shaping Files. SX : Used after initial hand files to shape shorter roots, relocate coronal aspects, or expand the canal shape as desired.