Dremel tungsten carbide cutters dremel 2615991032 these tungsten carbide cutters from dremel are ideal for shaping smoothing and removing unwanted material on a variety of substances they can be used on hardened steel stainless steel cast iron non ferrous metals fired ceramics plastics hardwoods and many other hard materials dremel 2615991032 9910 32 mm tungsten carbide cutter spear tip single