Features: - Have controlled memory wire allows us to respect the root canal anatomy, avoiding root weakening and the creation of ledges, transportation or canal perforations. - Can be pre-curved and show extreme efficiency in the most curved canals. - Have shape memory, the material recovers its original shape when sterilized, retrieving all the metallic properties, and its metallurgic structure. - The instrument section is triangular convex modified, facilitates the removal of debris, and reduces contact with the canal walls, with a very active cutting efficiency. Specifications: - Size: #25. - Taper: 04. - Length: 25 mm.