This website uses cookies in order to guarantee the best possible service. By continuing to use this site, you agree to the use of cookies. For more information, see our privacy policy.

  • Overload fractures of the cutting edge on the lead
  • Hardness or tool material not suitable for the application
  • Pilot hole too small or work hardened
  • A longer lead or more flutes for the same lead length, giving a greater number of cutting teeth
  • In reground tools, the hardness can be reduced; apply correct parameters for regrinding
  • Increase frequency of changes or regrinding of the drilling tool
  • Use the correct application parameters for the drilling tool
  • Select the correct lubricant and ensure adequate supply