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4JJHE - 45° Helix End Mills

4JJHE - 45° Helix End Mills

  • Endmills for pre-hardened and hardened steel (HRc52~65).
  • Good wear resistance by high quality Si-based PVD coating.
  • Precise run-out and tolerance for finish machining.
  • Reinforced edge design for preventing edge chipping.
  • 45º helix design for high speed, high feed condition.
  • Outstanding performance at high speed machining by ultra fine
    (0.2µm) WC grade.
JJ Tools

4JJHE 015 040 S06

Diameter (D)

Length of Cut (L1)

Effective Length (L2)Overall Length (L)Shank Diameter (d)
1.5mm 4.0mm - 40mm 6mm

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JJ Tools

4JJHE 050 250 S06

Diameter (D)

Length of Cut (L1)

Effective Length (L2)Overall Length (L)Shank Diameter (d)
5.0mm 25.0mm - 70m 6mm

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JJ Tools

4JJHE 060 250 S06

Diameter (D)

Length of Cut (L1)

Effective Length (L2)Overall Length (L)Shank Diameter (d)
6.0mm 25.0mm - 70m 6mm

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JJ Tools

4JJHE 080 250 S08

Diameter (D)

Length of Cut (L1)

Effective Length (L2)Overall Length (L)Shank Diameter (d)
8.0mm 25.0mm - 70m 8mm

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JJ Tools

4JJHE 120 260 S12

Diameter (D)

Length of Cut (L1)

Effective Length (L2)Overall Length (L)Shank Diameter (d)
12.0mm 26.0mm - 75m 12mm

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