8 Inch 10 Inches 12 15inch Hydraulic Hard Claw Three Jaw Chuck Step Claws for CNC Machine(12in Hollow 3 Steps)

The Outside Jaw Chuck is suitable for metalworking tools, solid or hollow round materials triangular materials, hexagonal materials. This is a chuck that can be used to extend the functionality of the machine The self-centering chuck is mounted in a short cylindrical center with a self-centering metal lathe jaw clamp for easier handling This is a chuck that can be used to extend the machine functions From the structure point of view, this structure of external jaws chuck is simple and stable, and is easier to replace and use