- The perfect pro bend file bending device is for precision bending of a file to conform to the curvature of the canal without damaging the cutting flutes of the file. - Prebend a file is always suggested in order to follow better anatomy, without accidentally creating ledges. - Worth emphasizing is the technique is also useful during retreatments in order to bypass impediments like ledges and broken files. - Pre-bending a heat treated rotary file for managing manually hard anatomies or ledges is considered. **For further product information , please contact Chat Support**