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      Article no.: 302870

      Heavy-duty chuck BT 50 20 mm HOLEX

      Brand: HOLEX
      Arbor standard JIS B6339
      Arbor standard ISO 7388-2
      Shape AD
      Concentricity ≤ 5
      Machining strategy HPC
      Balance quality G at rotational speed G 6.3 at 15,000 rpm
      No price available

      Heavy-duty chuck BT 50 20 mm HOLEX

      Subsequent delivery



      • Low friction due to needle bearings.
      • Protected with anti-corrosion coating.
      • Dust-tight and watertight.
      • Very high clamping force prolongs tool life and improves surface quality.
      • Flexible clamping range by means of collets.

      • Clamping force up to 1000 Nm.

      Version - image:

      Internal axial recesses effectively prevent the tool slipping.
      High radial stiffness due to repeatable clamping accuracy against a flat face, which prevents misalignment and ensures a high accuracy of machining, coupled with long tool life.
      T-slots take up the oil and grease, so that reliable torque transmission is achieved.
      Absolutely smooth running of the clamping nut.


      For clamping tools with plain shanks.

      Supplied with:

      Clamping nut

      Optional extras:

      C wrench No. 628400.
      Pull studs No. 308760 − 308795.
      Collets No. 309566 − 309570.