AY-PCO-355A Cut Off Machine is designed to cut hard materials such as metal pipe and tube, concrete and masonry. These are applications for cutoff machines that include building and construction, emergency rescue and concrete and paving. These are also known as chop saws and abrasive saws. AY-PCO-355A Cut Off Machine is a powerful tool that is typically used to cut hard materials such as metals. The cutting action of a cut off saw is performed by an abrasive cut off the wheel that is similar to a thin grinding wheel.