UN

MINIATURE TOOLS FOR HARD MATERIALS – UP TO 62 HRc

Features

  • UNC thread forms with thread lengths upto 2D and 3D
  • Coolant fed for efficient chip evacuation
  • Right-hand cut with a left-hand operational rotation
  • Spiral flute geometry for blind and through hole applications
  • Metric size shanks
  • PVD applied multi-layer TIALN- coated for heat and wear resistance

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Tolerance
  • Diameter
  • Range
  • 1d<8
  • 0 / -0.02
  • 8≤d<18
  • 0 / -0.03
  • 25≤d
  • 0 / -0.04
UN