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      Article no.: 305531

      HiRunER precision ER collet chuck HSK-A 100 short

      Brand: GARANT
      Balance quality G at rotational speed G 2.5 at 25,000 rpm
      Concentricity ≤ 3
      Machining strategy HPC
      Machining strategy HSC
      Shape A
      Arbor standard DIN 69893
      Arbor standard ISO 12164-1
      No price available

      HiRunER precision ER collet chuck HSK-A 100 short

      In stock (27 Pieces)



      External and internal tapers are ground. All shanks are hard turned for a smooth cutting action. Including Balluffchip bore, high-performance clamping nut up to 25000 rpm.


      • Excellent concentricity in the system ( chuck + collet + clamping nut), 3µm radial run-out with a 2µm collet, 6µm radial run-out with a 5µm collet.
      • Extremely strong holding force (up to factor 2 better than the standard ER chuck).
      • Vibration reduction effect due to 2-part clamping nuts.


      For clamping tools with plain shank in collets to DIN 6499 - Form A and B.

      Supplied with:

      Precision clamping nut.

      Optional extras:

      Coolant pipe No. 309880, Coolant pipe plug-in socket No. 309890, ER clamping wrenches No. 309748 / 309749 Fahrion brand ER collets 308901 − 309434.


      • Clamps only nominal ⌀ up to shank ⌀ tolerance h 10.
      • Do not use the clamping nut in combination with a sealing washer.
      • Use the precision collet chuck always in conjunction with the precision clamping nut No. 309617.
      • Use in combination with Fahrion collets.

      Technical Data

      Balance quality G at rotational speed
      G 2.5 at 25,000 rpm 
      HSK-A 100 short 
      ≤ 3 µm