Note: The color of the item may vary slightly due to photography and your own computerSpecification:Color: SilverMaterial: CarbideModel: A type (Cylinder)Thread Type: Double Thread Size:Shank Diameter: 6mm/0.24inchShank Length: 39mm/1.54inchBlade Diameter: 12mm/0.47inchBlade Length: 27mm/1.06inchTotal length: 66mm/2.56inchTotal Dimension: 12 x 66mm/0.47 x 2.60inch(Dia x L)Weight: 46gApplication: Machining, mold processing, arts and crafts carvingFeatures:1. Can process cast iron, cast steel, carbon steel, alloy steel, stainless steel, copper, aluminum and other metals, and marble, jade, bone and other non-metallic. Processing hardness can reach to HRA��85.2. Substantially can replace Petiole small wheel, and no dust pollution.3. High production efficiency. The processing efficiency improved tens times than hand tools, increased nearly 10 times than small grinding wheels.4. Good processing quality, high finish, can process a variety of high-precision shape of the mold cavity.5. Long service life. The durability increase 10 times than high speed steel cutting tools, and increase 200 times than small grinding wheels.6. Easy to grasp, easy to use, safe and reliable.Note:1.You have to clamp the tool tightly before you use it.2.Be careful not to use too much force.Package Include 1 x Cylinder Burrs Rotary Drill Bit