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End Mills / 138BN

Solid Carbide TuffCut® X-AL 3 Flute Ball Nose End Mill, Neck Relief
Designed for Extreme High Speed Machining of Aluminum and Non-Ferrous Metals. 3 Flute geometry promotes exceptionally smooth cutting action.
  • 3 Flute
  • Solid carbide
  • Ball nose
  • Neck Relieved
  • Uncoated, coating available upon request
  • Center cutting
  • Stub and standard flute lengths
  • 36° Helix angle
  • For roughing and finishing applications
*This series has been obsoleted as of 9/30/22.  Tools with stock will be available until the stock is depleted and cannot be returned.  Contact customer service if you require an obsolete tool as a special.


  • Non-Ferrous


  • High Efficiency Milling
  • Slotting
  • Traditional Roughing
  • Finishing
  • 3D Surfacing

Series Attributes

Product Range

Tool No. EDP Diameter (D/D1) Shank Diameter (D2) Overall Length (L1) Flute Length (L2) Neck Length (L3) Ball Radius (C) Coating Shank Type Ball Radius Dec