Arbortech AS170 Brick and Mortar Saw Cuts square openings directly into flush walls without overcutting in the corners leaving surrounding brickwork untouched Provides superior operator safety thanks to the patented inherently safe Allsaw cutting Action The unique cutting action creates very little fly dust protecting the user and creating a cleaner work environment The forward facing blades allow clear visibility when cutting making the AS170 the ideal tool whenever accuracy and precision is required The only small handheld saw able to efficiently and safely cut to a depth 4-3/4"