Connecting device for connecting a tool with tool bits of different lengths

摘要

A connecting device for connecting a tool with tool bits of different lengths is taught here. The connecting device includes a shank, a socket and a position retainer. The shank includes a first end for engagement with the tool and a second end. The socket includes a first end for receiving the second end of the shank and a second end for receiving the tool bits. The position retainer is capable of selectively retaining the socket in one of various positions on the shank.