930 Series

Representative photo not exact

930 Series

Tool 931i2012B

Narrow dovetail slots demand precise geometry control without tool deflection. The 931i2012B delivers a 0.3125" cutting diameter with a 0.1969" neck, providing clearance for deep slot work while maintaining rigidity during cuts.

  • The 30-degree included angle handles standard workholding geometries.
  • Three flutes balance chip evacuation with surface finish in steel and aluminum applications.
  • The R0.01" corner radius eliminates the sharp corner that would otherwise create a stress riser at the dovetail root.
  • AlTiN coating extends tool life in steel applications by maintaining hardness at elevated cutting temperatures.
  • The aluminum titanium nitride layer resists crater wear on the rake face where chip friction generates the most heat during interrupted cuts in workholding slot operations.

Product Specs

  • Included Angle (A1 +/-0.5°)

    30°

  • Cutting Diameter (D0 -0.002")

    0.3125

  • Cutting Length (L0)

    0.2271

  • Shank Diameter (D1 h6)

    0.3125

  • Overall Length (L1 +/-0.08")

    2

  • Neck Diameter (D2 -0.002"/-0.006")

    0.1969

  • Neck Length (L2 +0.04")

    0.125

  • Radius (R0 +/-0.001")

    0.01

  • Flutes (Z)

    3

  • Coating

    AlTiN

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