Tool insert for normal socket-wrench sets for mechanics

摘要

Tool insert for commercially available socket-wrench sets for mechanics, consisting of an axially rotatable tool shank with a socket which is coaxially arranged at its one end of a size and shape to receive the shank or its extension of a normal socket wrench and with a tool projecting coaxially from the other end, which tool insert may be, for example, a twist drill, a tap, a threading die or also a tap with counterrotating thread, as is used for extracting a torn-off screw bolt. <IMAGE>