The introduction of nickel-titanium (NiTi) rotary files to endodontics has changed the way root canal therapy is performed. Utilization of an electric handpiece in conjunction with the nickel-titanium (NiTi) rotary files has allowed Dr. Andow to complete the procedure much faster, reducing post operative sensitivity. And because the handpiece is electric, there is no drill noise, making the whole treatment experience much more pleasant.