ROTATING TOOL
It is an object to provide a rotating tool (10) having an excellent wear resistance. The rotating tool (10) includes: a base member (11) including a cutting edge portion and a flute portion (4); and a coating film (12) that coats a surface of the base member (11), a ratio B/A of a film thickness B o...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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