Dremel 1-1/4" Carbide Cutting & Shaping Wheel is designed for cutting and shaping soft and hard woods. The wheel edge is used for cutting, while the wheel face is used for shaping. The wheel is made of tungsten carbide and has a speed rating of 30,000 rpm. It includes a mandrel. This versatile wheel is coated with tungsten carbide grit for long life. It is coated on both sides, so it cuts and finishes in one operation.