●High precision or more than JIS standard swinging accuracy is secured.●High precision and outstanding durability.●It is a tapered hole for grinding finish.●It is a powerful and stable grasping power.●For attaching drills etc.●Grasping Capacity (mm):0.8 to 10.0●Connection Taper:JT2S●Outer Diameter (mm):45.0●Total Length (mm):69.0●Chuck Handle