Abstract: To attract a magnet in a denture to a keeper fixed at an embedded implant fixture with a complete closed magnetic circuit and without care to metal allergy, an abutment 1 for a dental magnetic attachment is made of a titanium or alloy, and has a male screw part 1a at a center part of a bottom surface to be screwed into a female screw part 3a of an implant fixture 3, a keeper attaching hole 1b at an upper surface in which a keeper 2 having a uniform thickness and the same size/area as an attracting surface of a magnet is inserted and bonded/fixed; and an engagement part 1c for a rotary tool at a center in the keeper attaching hole 1b and/or at an outer frame part around the keeper attaching hole for screwing the abutment 1 in the implant fixture 3.