Our part # TEC-30000 ER collet chucks handle a wide range of machining jobs without having to buy new tool holders. Simply choose the right sizecolletfor the job,set tool depth, and tighten the collet nut to the proper torque using atorque wrenchandtightening fixure. Balanced to 25,000 RPM at G2.5 0.0001" runout from taper to pocket

Techniks HSK63F ER32 Collet Chuck x 70mm Length