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Application filed by ハマダ機械株式会社filedCriticalハマダ機械株式会社
Priority to JP1980182669UpriorityCriticalpatent/JPS5856098Y2/ja
Publication of JPS57105128UpublicationCriticalpatent/JPS57105128U/ja
Application grantedgrantedCritical
Publication of JPS5856098Y2publicationCriticalpatent/JPS5856098Y2/ja
Apparatus for providing a cutting tool with a cutting portion of a metal harder than a base metal of the cutting tool which carries the cutting portion