The best method for running micro end mills in your CNC Swiss. Precision ground ER taper available in ER8, ER11, ER16, ER20 & ER25 sizes
- Enables micro tools to clear the guide bushing
- Maintains exceptional TIR at extended length
- Solves deflflection and chatter issues
- Coolant-thru versions for ER16 sizes
- TIR <.0002 inch
