MACHINE TOOL, IN PARTICULAR REAMING TOOL FOR THE FINE MACHINING OF BORES

摘要

The invention relates to a machine tool comprising a tool holder (14) which rotates relative to a workpiece to be machined and has a tool axis (12), and a plurality of cutting inserts (18) that are removably attached to the tool holder (14), the active cutting edges (20) of said cutting inserts having a common cutting circle which is coaxial to the tool axis (12). According to the invention, the tool holder (14) has a cylinder-type insert seat shell (24) for radially positioning the cutting inserts (18), which rotates about the tool axis (12). The cutting inserts (18) have at least one contact surface (26) that can be brought into contact with the insert seat shell (24).