An Innovation to provide for better root canal treatment by Dr.S.Delphine Priscilla Antony led to the evolution of Single system of adult Rotary files. ProFit S3 is an exclusive system with better cutting efficacy and flexibility. It has Rectangular Cross-section which has a two point contact making it less likely to bind in the root canal. Being a heat treated file system with Titanium oxide coating gives it higher resistance to fracture. Kedo Dental is the manufacturer and distributor of ProFit S3