Abstract:
The invention relates to a device (4) in connection with rotary tools (1) for cutting machining and having a replaceable cutting top part (3) and a clamping tool body (2). The tool body (2) has a cylindrical reception part (5) provided with a number of essentially radial ridges (6) and grooves (7) and the top part (3) has a plug-shaped connection part (8) having mating congruent grooves (9) and ridges (10), similar to teeth or ridges and valleys of splines