National Pipe Threads

National Taper Pipe (NPT) Threads

  • Inserts are with neutral cutting edge or Positive 5 degree cutting edge (P) for soft materials and threadmilling deep holes
  • Coatings available include - Uncoated (-), TiN (C), TiAIN (Z), AlTiN (V)
  • Dimen... Read More

Dryseal Pipe (NPTF) Threads

  • Inserts are with neutral cutting edge or Positive 5 degree cutting edge (P) for soft materials and threadmilling deep holes
  • Coatings available include - Uncoated (-), TiN (C), TiAIN (Z), AlTiN (V)
  • Dimen... Read More

National Straight Pipe (NPS) Threads

  • Inserts are with neutral cutting edge or Positive 5 degree cutting edge (P) for soft materials and threadmilling deep holes
  • Coatings available include - Uncoated (-), TiN (C), TiAIN (Z), AlTiN (V)
  • Dimen... Read More

National Pipe Straight Fuel (NPSF)

  • Inserts are with neutral cutting edge or Positive 5 degree cutting edge (P) for soft materials and threadmilling deep holes
  • Coatings available include - Uncoated (-), TiN (C), TiAIN (Z), AlTiN (V)
  • Dimen... Read More