The Mandibula is suitable for hand procedures, such as dental implant, drilling, and gingival suture after bone graft is similar to the physical and chemical properties of the human jaw bone. It ensures that there are detailed resistance and drilling pressure, for the design of dental school model during drilling, teaching students to practice and understanding, such as dental operation procedures and bone grafting into the drilling and gingival suture. This model is good for training experience in dental implant operation.