12040-CMS Techniks Tool Holder ISO 30 x ER 40



12040-CMS Techniks ISO 30 ER collet chuck / CMS tool holder, ISO 30 x ER 40 – 66 mm, with slotted collet nut 46140.

04617 Techniks ER 40 Slotted Nut Wrench

04617 Techniks ER 40 slotted nut wrench, UM or RU nut type, 289mm x 90mm.

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Product Description

12040-CMS Techniks ISO 30 / SK 30 collet chuck / tool holder, ISO 30 x ER 40 – 66 mm, with slot nut / collet nut 46140.

*Retention knob / pull stud, ER 40 collet and ER 40 wrench (04617) sold separately.

  • For Colombo spindle motors, use retention knobs:
    • Techniks 13001 / 49001 (clamping by fingers) or
    • Techniks 49001-45 (clamping by balls)
  • For HSD spindle motors, use retention knob:
    • Techniks 49019

Additional Information

Weight 3 lbs
Dimensions 7 × 4 × 4 in
Manufacturer Part Number







66mm x 63mm



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