1pcs H Ball Nose Cone 6mm 1/4" Shank Carving Grinding Cut Tungsten Carbide Burr Rotary Tool File Bits(1pc L Double Burr 3x3mm)

Features:1. Can Process a variety of metal and non-metal, processing hardness would up to HRC70.2. In a great part of the work, it can replace the petiole small wheel, and no dust pollution.3. High production efficiency, the processing efficiency is several times higher than file, nearly 10 times higher than small wheel stalk.4. High product processing , high finish, can process out a various of mold cavity.5. Long life, the durability is 10 times higher than high-speed steel cutting tool, 200 times higher than small grinding wheel.6. Easy to use, safe and reliable, can reduce labor intensity, improve the working environment.7. Suitable for processing these metal and non-metal, such as cast iron, cast steel, bearing steel, high carbon steel, chrome-nickel alloy, bronze, brass, and ceramic tile, marble, jade, bone, etc.The speed of the electric or pneumatic tools usually is 6000-50000revolutions per minuteSpecification:Type: Rotary BurrsMaterial: Tungsten CarbideFlute: Single Cut, Double Cut