Patent ID: 6626614
Filing Date: 2003-09-30
Classification: B23B,B23D,Y10S,Y10T

Abstract:
A throwaway cutting tool comprising a tool body and a cutting head in abutment with the front surface of said tool body, wherein a plurality of protrusions and recesses of V-shaped section extending from the center of the tool toward its outer periphery are provided radially and alternately with each other on a front surface of said tool body and a support surface of said cutting head, said protrusions having their height gradually increasing and said recesses having their depth gradually increasing from the center of the tool toward its outer periphery, and wherein with the protrusions and the recesses on the front surface of said tool body conically fitted with the corresponding recesses and protrusions on the support surface of said cutting head, said cutting head having a cutting edge is detachably mounted to said tool body with a clamping tool.