Carbide cutting bur for the removal of material, cutting in and smoothing metals, reinforced plastics and wood. -The design and cut removes more material per hour. -Engineered for heavy duty applications. -More durable due to the depth of the teeth. -More resistant to chipping. -Wider teeth makes longer chips so it breaks up easier. -The profile of the teeth are less prone to filling up with chips. -Conical Or Taper