| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a cutting tool and an insert for grooving operation and cut-off operation. <P>SOLUTION: The cutting tool includes a tool holder having a base support surface and a pocket limited by at least a first side support surface and a second side support surface protruding from the base support surface, and a cutting insert removably fixable into the pocket, the cutting insert being formed by a blade and a base provided with a side surface protruding from the blade. The base is received in the pocket in a manner that a first side surface and a second side surface of the base come into contact with the first side support surface and the second side support surface of the pocket, respectively. The first side surface is provided with a recessed part directed toward the inside of the cutting insert, and the first side support surface is provided with a complementary protruding part directed toward the inside of the cutting insert. <P>COPYRIGHT: (C)2013,JPO&INPIT |
