T171A	T171
A171A	A171
H171A	H171

   Thread former machine tap, with oil grooves.
   2.5 thread chamfer lead (DIN-Form C).
   For through holes and deep blind holes in materials
      < 600 N/mm² with an elongation coefficient of at
      least 12%.

T172A	T172
A172A	A172
H172A	H172

   Thread former machine tap, with oil grooves.
   1.5 thread chamfer lead (DIN-Form E).
   For through holes and deep blind holes in materials
      < 600 N/mm² with an elongation coefficient of at
      least 12%.

T173A	T173

   Thread former machine tap.
   2.5 thread chamfer lead (DIN-Form C).
   For through holes and blind holes in materials
      < 600 N/mm² with an elongation coefficient of at
      least 12%.

T175A	T175
A175A	A175
H175A	H175

   Thread former machine tap, with oil grooves.
   2.5 thread chamfer lead (DIN-Form C).
   For through holes and deep blind holes in materials
      < 850 N/mm² with an elongation coefficient of at
      least 12%.

T675A	T675
A675A	A675
H675A	H675

   THREAD FORMER MACHINE TAP, WITH INTERNAL
   COOLANT FEED.
   Facilitates chip evacuation and improves cooling
      in cutting area.
   With oil grooves.
   2.5 thread chamfer lead (DIN-Form C).
   For through holes and deep blind holes in materials
      < 850 N/mm² with an elongation coefficient of at
      least 12%.