GB/T 4246-2004
ActiveSpecial tolerances for reamers
铰刀特殊公差
Application Summary AI generated
GB/T 4246-2004 specifies the special tolerance values and deviation ranges for the cutting diameter of reamers, ensuring precise hole sizing in machining operations. It is applied in the manufacturing industry for the production and quality inspection of reamers used in finishing processes, particularly where tight dimensional control is required for holes in mechanical components. This standard is critical for toolmakers and machinists to achieve consistent fit and interchangeability in assembly.
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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.