GB/T 4262-2004
ActiveCounterbores--Technical requirement
平底锪钻 技术条件
Application Summary AI generated
This standard specifies the technical requirements, inspection methods, and acceptance conditions for counterbores used in manufacturing. It applies to the production and quality control of counterbores, which are cutting tools designed to create flat-bottomed recesses for bolt heads or nuts in metal parts. The standard ensures dimensional accuracy, material hardness, and performance consistency in machining operations across general mechanical engineering and assembly contexts.
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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.