MTECZ-NPTF : Solid carbide threading end mills with coolant holes located in the flutes for internal or external NPTF threads
  DesignationTPINPTFdDapLFluteGICATGIREMgiicGrade
  MTECZ 1010D16 18NPTF 18.01/4-3/8 10.0010.0016.2073.0046342586 1TT9030