Rui cast _RZT60 degrees _ Zhongshan tungsten steel cutter _CNC CNC milling cutters _ manufacturers _Φ3x9x4x50-4F Brand: Rui Cast Name: sharp 60 degree flat cutter cast Finish: bronze coating Specifications: Φ3x9x4x50-4F main Features: Ultrafine particles of tungsten steel base metal with high wear resistance and strength, the blade coating ALTIN ??(titanium aluminum nitride), capable of 60 degrees of heat directly roughing to fine processing, reducing the number of tool changes to improve machine utilization rate, saving production time away.