MTECZ-NPTF : Solid carbide threading endmills with coolant holes located in the flutes, used for internal or external NPTF thread profile.
  DesignationTPINPTFdDFluteapLGICATGIREMgiicGrade
  MTECZ 1010D16 18NPTF 18.01/4-3/810.0010.00416.2073.005606154 1TT9030