A method of creating a wedge-shaped recess in a bone is disclosed. The method includes creating a cylindrical recess within a bone, positioning a tool within the cylindrical recess, radially expanding an articulating cutter of the tool and rotating the tool to remove additional bone along the cylindrical recess' side walls and create a wedge-shaped recess； wherein, a diameter of the bottom surface of the wedge-shaped recess is larger than a diameter of a surface opening of the wedge-shaped recess.
