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Internal thread member, external thread member, and cutter for internal thread
Internal thread member, external thread member, and cutter for internal thread
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机译:内螺纹部件,外螺纹部件和内螺纹切刀
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摘要
The present invention provides an internal thread member and an external thread member that can achieve stable finishing accuracy, can assure a desirable thread overlap, and have sufficient breaking strength and pullout strength. This invention also provides a cutter which can machine internal threads with stable finishing accuracy and can assure improved durability.
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