For parting and cutting in metal, wood and plastic. The cutting disc facilitates the task of cutting or grooving bolts, screws, rolled metals, fine wood and plastic. The glass fiber reinforced cutting disc (426) and hard work discs (420) prove useful in the toughest applications. The cutting disc only cuts by its edge. Do not attempt to sand or trim curved holes with it. Dremel cutting disc is used with mandrel 402.