BASE-EQUIPPED BLADE

Provided is a base-attached blade in which a base and a blade are firmly coupled. A disk-shaped base and an annular blade having an opening part in the center are provided. The base has an annular convex portion protruding from the surface of the base, the blade has a concave portion formed toward the outer peripheral edge side from the side exposed in the opening part, and the base and the blade are attached through the first adhesive attached to the surface of the base in a state where the convex part is fitted into the opening part. The base-attached blade is filled in the concave portion and bonded by a second adhesive which has penetrated into the gap between the convex portion and the side surface.