This collet nut is a great replacement for the broken part, fit most tool holders.
Precision ground and hardened.
This listing is only for 1 collet nut

Package : 1 ER20 Collet Nuts

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Product Review

This collet nut is a great replacement for the broken part, fit most tool holders.
Precision ground and hardened.
This listing is only for 1 collet nut

Package : 1 ER20 Collet Nuts


  • Thread Size: M25x1.5. ER20 A type Collet Clamping Nut For CNC Milling Collet Chuck Holder Lathe
  • This collet nut is a great replacement for the broken part, fit most tool holders.
  • Hardened and precision ground.Black Oxide Finish
  • Hole Diameter : 16mm/ 0.63";Thread Diameter : 31mm/1.22"
  • Overall Size(Approx.) : 34x 20mm/ 1.3" x 0.79" (D*L);Material : Metal

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