DENTSPLY Tulsa Dental Specialties introduces Vortex Blue rotary endodontic files. Using a new and proprietary method of processing of NiTi wire that results in a Blue titanium oxide layer, Vortex Blue has a new approach to metallurgy. Vortex Blue features the same patented variable helical angle design as the original ProFile Vortex that clinicians have trusted for efficiency and dependable clinical outcomes.