Expanding type collet assembly comes with a variety of expanding mechanisms like:-
- Face plate operated drawbar
- Spigot operated drawbar
- Between center taper mandrel
- Nut operated face plate
- Spring pushed segmented pieces on taper expander mandrel etc.
All components of the expansion mechanism are finely tuned to produce high-precision concentric expansion along the datum line of the machine. Metallurgical control ensures optimum elasticity.