An adhesive substance removing tool is provided with a cracking tool and a scrapping assembly which are removably coupled to a base. The profile is minimized by using mated beveled surfaces on an annular magnet and the top plate which prevents the top plate from reaching saturation and reduces the reluctance f the magnetic flux path. Using the analyzed digital image, redesign can progress with selecting types of inner surfaces of the room from a pre-defined collection of architectural shapes, selecting types of furniture in the room, and selecting types of lighting. The electron beam or ion beam is directed onto the disk and translated to the at least one slit wherein the electron beam or ion beam enters the at least one slit for providing diagnostic characterization of the electron beam or ion beam.