Over-Denture Implant Model - Lower over-denture with four implants with locators. 14-tooth over denture has simulated screw heads. The posterior implants are at a 30 degree angle to simulate the "All on Four" treatment. Dental Implant Model made specifically for Dental Schools Programs to teach Students and understand Dental Implants procedure, pathologies, Implants Training, Experience. Also used in Dental offices for patient's demonstrations and legal presentations.