CUTTING TOOL AND METHOD FOR TREATING SURFACE THEREOF

摘要

The present invention relates to cutting tools and a method for treating a surface thereof. The present invention provides a method for treating a surface of a cutting tool, the method including blasting the surface of the cutting tool using a granular abrasive and brushing the blasted surface of the cutting tool. The present invention also provides a cutting tool whose surface is treated by the method. According to the present invention, the surface condition of the cutting tool is improved, thereby achieving superior resistance to chipping while cutting a workpiece and excellent durability by means of improvement in abrasion resistance and toughness.