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35 Years Supporting UK Engineering

End Mills for Steel

JJ HARD series - End Mills made for high-speed cutting of pre-hardened and hardened steel (HRc52~62)


  • Huge range of end mill options
  • Designed for high speed cutting
  • Coating is excellent for high-speed milling in Steel and hardened Steel (~HRc50-62)
  • Good wear resistance by high quality Si-based PVD coating.
  • High precise edge tolerance.
  • Very nice work surface finish.
  • ultra fine (0.2μm) WC grade.