- Cat taper and pilot diameter concentric within .0002"
- Face of holder is ground perpendicular to pilot for maximum contact
- Replacement drive keys and shell mill nuts are available through Fitz-Rite Products ( see Component Parts).
- Produced from mill certified, hardened alloy steels
- Exceed current industry standards for optimum performance
- This product requires a Retention Knob fitted to your machine specs. These are available through Fitz-Rite Products.