Arrangement for fine adjusting of rotating tool, comprising recesses at adjusting screw engaging with front of wrench

摘要

The tool is assembled of a carrier (1), a holding element (2), and a cutting element (5) directed through an opening (7) towards the work-piece. The cutting edge (5) is positioned between an adjusting screw (6) and a pin (8). The surface of the adjusting screw (6) is provided with a scale (62) and with several recesses (61) matching the shape of the front of a wrench to be used for turning the screw (6). An extension at the wrench is guided along a the rotation angle limiting depression (11).