A commutator motor includes a cylindrical yoke, magnets disposed opposite each other inside the yoke, a shaft disposed on the central axis of the yoke so as to rotate freely, an armature secured to the shaft, a commutator secured to one end of the shaft, brushes placed in contact with the surface of the commutator by the elastic force of springs, a brush holder for holding the brushes, and a housing mounted to the yoke, the brush holder being supported on the housing by an elastic body, and an elastic member for positioning the central axis of the brush holder so as to be aligned with the central axis of the shaft being disposed between the housing and the brush holder.