| 摘要 |
PROBLEM TO BE SOLVED: To reduce the manufacturing cost of a deep hole cutting tool by manufacturing a cutting head at as low cost as possible. SOLUTION: The cutting head 1 is formed by parting the head into a head forward end part member 5 having a complicated structure part and a parts fitting part and a head rear end part member 6 formed of a structure part more simple as compared with the head forward end part member 5, and the head forward end part member 5 is fixed to the rear end part member 6. COPYRIGHT: (C)2005,JPO&NCIPI
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