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摘要

The tool comprises a tool body (12), a cutting portion (10) and fasteners for fastening (11). The tool body has a front surface and the cutting portion has a support surface, which are provided to dismountably abut against each other substantially in a radial plane. The body has a shank portion (40) and the cutting portion has at least one cutting edge integral with it. The front surface and the support surface comprise cooperating projections and recesses which are provided to transfer cutting forces directed towards the shank portion during machining. The cutting portion consists of injection moulded cemented carbide and comprises a central blind hole provided to co-operate with the fasteners. The blind-hole is integral with the cutting portion in a direction towards the front surface via the central blind hole provided in the cutting portion.