Pull-back collet chuck
max. 6000 rpm | CB-NK Microcentric

The CB-NK series collet chuck is a Pull Back design that offers the added flexibility of being able to mount part stops inside the chuck body for easy conversion from bar to chucking work.

CB-NK Features

Pull Back design maximizes the efficiency of the clamping system by concentrating all forces in the direction of the spindle for highest accuracy and greatest overall rigidity
Low profile OD and short overall length provides increased tool clearance and maximum utilization of the machine's Z axis
Radial adjusting screws
Lubricated-for-life design requires minimal maintenance
All components hardened and precision ground for highest accuracy and long life
Removable stop plates and stop housings can be mounted inside the chuck body for chucking applications requiring end stops or part ejectors
Spindle speeds up to 6,000 rpm