GB/T 20335-2006
ActiveBoring bars (tool holders with cylindrical shank) for indexable inserts - Dimensions
装可转位刀片的镗刀杆（圆柱形）-尺寸
Application Summary AI generated
This standard specifies the dimensions of boring bars with cylindrical shanks designed to hold indexable inserts. It is applied in the manufacturing industry to ensure interchangeability and compatibility between tool holders and cutting inserts used in boring operations on machine tools. The standard is critical for procurement and quality control in machining workshops and tooling supply chains.
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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.