Amana High Precision Spring Collet 1/2 Inch for ER20 Tool Holder CO-278 1/8 Up Spiral Continuous temperature monitoring of the

Continuous temperature monitoring of the motor and controller helps prolong the service life of the tool

so the only mark left is from the nail and driver

Narrow nose design reaches corners and tight areas for detail work

Replacements available separately

Amana High Precision Spring Collet 1/2 Inch for ER20 Tool Holder CO-278 1/8 Up Spiral Continuous temperature monitoring of theAmana Tool ER20 Collet in 1 2". All spring collets are inspected for quality & 100% accuracy. Standard 0. 0004" T. I. R. The high precision spring collets allow to reduce the vibrations on the tools and motors, assure better results and prolong the life of the tools and electrospindles. The high precision spring collets used on Amana Tool's high precision toolholders give you the very best performance.