采用M35含钴高速钢（5%钴）制造，整体磨制工艺，具有优异的耐高温和耐磨性能，适用于不锈钢及高硬度金属材料钻孔，加工稳定，使用寿命长。 Made of M35 high-speed steel with 5% cobalt, fully ground for high precision. It offers excellent heat resistance and wear resistance, ideal for drilling stainless steel and hard metals with stable performance and long service life.
kefu@yiwugo.com
