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CNC Tool Holders

BT-ER collet chucks designed for accuracy and stability.

Fast & Reliable Delivery

Consistent Accuracy

Expert Support for Every Machining Need

BT-ER series

Request a Quote

Five catalog families from the latest Senspark tool-holder book. Send the series and model. We quote the type.

Standard or precision

Choose by spindle speed and runout, not by guessing a catalog code.

Standard type

  • Body accuracy<=0.005 mm
  • HardnessHRC 48-50
  • Material40CrMnTi
  • SeriesBT30 / BT40 / BT50

High precision balanced

  • Body accuracy<=0.002 mm
  • HardnessHRC 58-62
  • Material20CrMnTi
  • SeriesBT30 / BT40

Models & dimensions

Request a Quote

Tell us the series, type and model. We reply by email or WhatsApp within one business day. English is the default language.

SKU on request. We reply within one business day.

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