| 摘要 |
PROBLEM TO BE SOLVED: To provide a polishing tool which enables fine force adjustments and provides good polishing efficiency using a household motor-driven toothbrush. SOLUTION: An attachment 1 consists mainly of a tool main body 2 injection molded from a resin material such as plastics, a polishing part constructed of a flat grindstone 4 placed on the lower surface of the end 2a of the tool main body 2, and a connecting part 5 formed at the first end 2b of the tool main body 2. A motor-driven toothbrush main body 6 serving as a tool is provided with a vibrating part 7 which projects from the end of the motor-driven toothbrush main body and which is put into a reciprocating movement. At the polishing part the portion of the attachment 1 which makes contact with the edge of a kitchen knife, etc., that is a subject to be polished, is formed by the lower surface of the flat grindstone 4. |
