| abstract |
A cutting tool including a base material, a hard layer provided on the base material, and a titanium nitride layer provided on the hard layer, wherein the thickness of the titanium carbonitride layer is A cutting tool having a hardness of 2 μm or more, a hardness of the titanium nitride layer at room temperature of 35 GPa or more, and a Young's modulus of the titanium nitride layer at room temperature of 800 GPa or more. |