TOOL FOR CUTTING MACHINING

摘要

The present invention relates to a tool and a cutting portion for cutting machining. The tool in operative situation preferably rotates around its longitudinal center axis. The tool comprises a tool body (12) and a cutting portion (11). The tool body has a front surface (24) and the cutting portion has a support surface (16) provided to releasably abut against each other. The front surface and the support surface comprise cooperating projections (60) and recesses (50), which are provided to transfer the cutting forces arising during machining via a bayonet coupling. The invention also relates to a cutting portion and a tool body as well as a method for mounting a cutting portion to a tool body.