DIFF Subgroup Additional Only
B23B 2231/02 Features of shanks of tools not relating to the operation performed by the tool
Full Title
Details of chucks, toolholder shanks or tool shanks > Features of shanks of tools not relating to the operation performed by the tool
Of 14 combined children, 0 exist in both systems.
14 codes are CPC-only extensions.
Note: 14 CPC extensions are marked as secondary classification only.