GB/T 4267-1984

Abolished

Rotating tools with parallel shanks--Diameters of shanks and sizes of driving squares

直柄回转工具用柄部直径和传动方头尺寸

Standard Type

GBT

ICS

25.100.30

CCS

J41

Status

Abolished

Issue Date

1984-03-28

Implementation

1985-01-01

Centralized Committee

N/A

Issuing Authority

N/A

Application Summary AI generated

This standard specifies the diameters of parallel shanks and the dimensions of driving squares for rotating tools such as drills, reamers, and taps. It ensures interchangeability and compatibility between tool shanks and machine tool chucks or driving mechanisms in manufacturing and machining operations. The standard is applied in the design and production of cutting tools used in drilling, milling, and other rotary machining processes.

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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.