XTREME FILE 150/150 (BLUE)
They are made using a new type of particle adhesion process and are therefore more durable than ever. Extremely durable file made up of more flexible granules, much stronger than their traditional counterparts . It does not scratch or slip on the surface, but clings to the material and "carries" it better
Before using for the first time, be sure to slightly trim the edges of the new files on another used file.
For surface mounting, removal of colored jelly and porcelain