Cutting tool for machining metals comprises a blade and a chip breaker having advancing regions and retreating regions and/or a face having elevated regions and recessed regions

摘要

Cutting tool comprises a blade and a chip breaker (3) having advancing regions (5) and retreating regions (6) and/or a face (4) having elevated regions (8) and recessed regions (9). Preferred Features: The advancing regions and retreating regions are alternately arranged in the chip breaker. The elevated regions and recessed regions are alternately arranged in the face. The chip breaker and/or face are made from diamond, preferably monocrystalline diamond, polycrystalline diamond or a CVD thick film diamond.