This PVC inner pipe cutting tool is crafted from stainless steel, which is enduring to meet the needs of use The grinding wheel can also be used to cut or polishing harder textures like glass, marble, crystal, stone, and wood It features a removable guide disk and a retaining rings that allows for easy of the cutting depth by adjusting the position of the retaining rings, marking help to control the depth of cut The complete set of accessories can not only be applied to a variety of PVC pipe to meet a variety of cutting needs, but also to achieve a smooth and precise cut With its precise engineering, easy to achieve precise and smooth cut from the inside of pipe