- The Hero fill system is a 3rd generation endodontic obturator that was developed to provide the practitioner with a fast and reliable means of obturating a root canal. - Expanding on the principle of a solid plastic core coated with thermoplastic gutta-percha, the enhancements found in the hero fill system add accuracy and dependability to the well-documented apical seal that may be obtained with endodontic obturators. - Size: #25. **For further product information, please contact Chat Support**