ER collet chuck ER 25 - ER 40

For coolant up to 1,500 PSI 0.0001" runout from shank to pocket PowerCOAT coolant nut included These ER chucks fit CNC lathes and can also be used for floating tap applications. They seal coolant from the turret to the shank by an o-ring on the end of the shank. ER collet chucks handle a wide range of machining jobs without having to buy new tool holders. Simply choose the right size collet for the job, set tool depth, and tighten the collet nut and pull stud to the proper torque using a torque wrench and tightening fixure. Techniks tool holders are manufactured to the highest possible standards to extend perishable cutting tool life and improve CNC machine performance.