GB/T 1139-2017
ActiveMorse and metric taper reamers
莫氏圆锥和米制圆锥铰刀
Application Summary AI generated
GB/T 1139-2017 specifies the dimensions, tolerances, and technical requirements for Morse taper and metric taper reamers. It is applied in the manufacturing industry for precision hole finishing in machine tool spindles, drill sleeves, and other tapered connections. The standard ensures interchangeability and accuracy when reaming taper holes to fit standardized Morse or metric taper systems.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.