Piercing tool for gearbox part of motor vehicle, has adjustment element screwed in threaded axial housing and co-operating with cylindrical shank for adjusting angular position of tungsten carbide head relative to body

摘要

The tool (100) has a tungsten carbide head (110) with cutting edges (111) at an end of a body (120) having attachment units (121), which attaches the body to a rotation mandrel rotating a machine tool. The body is presented in shape of a tube with a threaded axial housing (122), and the head carries a cylindrical shank (112) engaged in the threaded axial housing. An adjustment element (130) having an external thread is screwed in the housing and co-operates with the shank to adjust angular position of the head relative to the body, where the element is shape in the form of a cylindrical stud.