Patent ID: 8387495

Claim:
A method for removing areas of a surface, comprising: providing a cutting tool which comprises: at least one alignment blade and at least one saw blade; a portable cutting assembly configured to be associated with a desired one of the blades, wherein said cutting assembly comprises of a frame, a shaft locking collar, a blade alignment mechanism, a blade positioning mechanism, a blade cutting controlling mechanism, a regulator assembly, a motor, and a power source, wherein said blade cutting controlling mechanism defines boundaries of the cutting area; at least one angle plate assembly adapted to be fastened to a surface, wherein said angle plate assembly is configured to be associated with said portable cutting assembly; at least one fastening device associated with said portable cutting assembly, said angle plate assembly, and a surface, wherein said fastening device secures said cutting tool to a desired location on the surface; positioning said angle plate assembly on a desired surface; fastening said angle plate assembly to said desired surface; installing said portable cutting assembly to said angle plate assembly; placing optionally a protective layer between said angle plate assembly and said desired surface; aligning said alignment blade with a desired cutting area; positioning a blade friction detecting device directly below said desired surface to be cut to establish one of said boundaries of said cutting area; setting said blade positioning mechanism to stop said saw blade from substantially touching said friction detecting device; installing and/or positioning said saw blade; providing a lubricant to said shaft locking collar; initiating said regulator assembly; setting and controlling said regulator assembly to set to a desired pressure; providing a lubricant to said saw blade; and cutting said desired surface.