| 摘要 |
A tool bit stop located on an inner surface of a clamping jaw of a drill chuck. The tool bit stop is located a distance from a jaw gripping surface of the clamping jaw. The tool bit stop is adapted to provide a surface to register an end of a tool bit in a consistent location relative to the jaw gripping surface. The tool bit stop is shaped to allow advancement and retraction of the clamping jaws without interference from the tool bit stop.
|
