We are the professional manufacturer of cnc, supply tungsten carbide milling tools, Carbide inserts, turning tools, lathe tools, and the accessories, oem/odm accepted. Description of solid high hardness tungsten carbide end mill 4 lips Type: ultra-fine, minuteness, nano high hardness tungsten steel end mill Item no.:ac1235 Standard:yes In stock:yes Size:1~20mm Cutting lips: 4 Materials:west germany bar Cobalt percentage:10%, 12%, 9% Spiral angle:45 Apply to:cnc milling machine Apply to processing the materials: cast iron, carbon steels, alloyed steels, tool steels, Stainless steels. Recommendation:cutting hrc45/60/65steels, and below hrc65 hardness steels. Features: solid high hardness tungsten carbide end mill 4 lips suit for side mill cutting, Shows excellent abrasion resistance. Requested by you