DIFF Subgroup Additional Only
B23B 2231/026 Grooves
Full Title
Details of chucks, toolholder shanks or tool shanks > Features of shanks of tools not relating to the operation performed by the tool > Grooves
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.
Note: 3 CPC extensions are marked as secondary classification only.