4JJCR (JJ Rib Corner Radius)

  • Endmills for pre-hardened and hardened steel (HRc52~70)
  • Good wear resistance by high quality Si-based PVD coating.
  • High precise edge tolerance.
  • Designed for minimizing edge chipping by corner R shape.
  • Various corner R and flute length for wide range application.
  • Outstanding performance at high speed machining by ultra fine (0.2um) WC grade.
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Description

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