A elf-tapping dental implant has a unitary body with an open end and a bottom tip end, The implant is tapered downward from the open top to the tip end and has an internal cavity extending for substantially the length of the implant. Smooth inner sidewalls are located at the upper end of the cavity and internal threads extend from the sidewalls down into the cavity. The method of utilizing the dental implant includes tapping the implant into the patients mandible bone and utilizing a healing screw to heal. the patients gum and an abatement member permanently locked into the implant to which the permanent crown is secured.