Carbide Rotary file

About Product:1. processing of cast iron, cast steel, carbon steel, alloy steel, stainless steel, copper, aluminum and other metals, and nonmetals such as marble, jade and bone. Machining hardness up to HRA ≥ 85. 2. basically could replace small grinding wheel with handle, and no dust pollution. 3. high efficiency. Processing efficiency than manual file dozens of times times, increasing by nearly 10 times over small grinding wheel with handle. 4. high processing quality, smooth finish. Capable of processing a variety of high-precision shape the mold cavity. 5. long life. Durability than HSS tools up to 10 times times