GB/T 3390.3-2013
ActiveHand operated socket wrenches - Driving parts
手动套筒扳手 传动附件
Application Summary AI generated
GB/T 3390.3-2013 specifies the dimensions, technical requirements, and testing methods for driving parts used in hand-operated socket wrenches, such as square drives and connectors. It is applied in the manufacturing and quality inspection of manual socket wrench sets, ensuring interchangeability and compatibility between driving parts and sockets. This standard is primarily used by tool manufacturers and quality control laboratories in the mechanical and automotive repair industries.
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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.