5 PCS Double Cut Tungsten Carbide Rotary Burrs Head Size Die Grinder Bits for Drilling Polishing Carving Engraving by

【DOUBLE CUT DESIGN】:Double-cut style has rows of cutting teeth cut in two intersecting directions for fast material removal and a rougher finish 【CUTTING BURR SHAPE】:Ball Head, Pointed Tree Head, Round Nose Head, Cylinder with End Cut Head, Cylinder with Round Head. 【USAGE】:For electric or pneumatic tool drive (can also be used in machine tool)The speed of the electric or pneumatic tools usually is 6000-50000 revolutions per minute, Suitable for deburring and polishing cast iron, cutting, engraving carving, cast steel, carbon steel, alloy steel, stainless steel and other materials 【SUITABLE】:Suitable for deburring and polishing cast iron, cutting, engraving carving, cast steel, carbon steel, alloy steel, stainless steel and other materials High product processing quality, high finish, can process out a various of high-precision mold cavity In a great part of the work, it can replace the petiole small wheel, and no dust pollution. Mainly used on pneumatic or electric tools, the carbide burrs Rotating speed requirement is: 6000-50000 rpm High production efficiency, the processing efficiency is several times higher than file, nearly 10 times higher than small wheel stalk Suitable for mold manufacturing, mechanical chamfering and deburring, welding and metal non-metal processing engraving, etc.