The FLEXITOOL is designed for the efficient deburring of bore-intersections and bore surfaces. Drills or reamers can be inserted without problems in bores due to the Floating chuck. The floating chuck can compensates radial and angular misplacement errors between bore and tool axis when inserting the drills or reamers. The FLEXITOOL 170 is axially movable. The necessary feed forward force can be set by the program control. Because of that the drill or the reamer is freely compliable in all direc