| 摘要 |
The present invention provides a cutting tool assembly comprising a tool shank a pull rod and a cutting head. The tool shank has an axially extending elongated hole. A forward portion of the elongated hole being formed by first and second non-coaxial, partially overlapping, axially extending cylindrical bores. The pull rod has forward coupling portion that cooperates with a rear-coupling portion of the cutting head, forming a joint coupling region. The pull rod and the rear-coupling portion of the cutting head are retained in the elongated hole in the tool shank with the joint coupling region situated in the forward portion of the elongated. |
