CPC Subgroup
B23P 15/38 planing or slotting tools (B23P15/30 takes precedence)
Full Title
Making specific metal objects by operations not covered by a single other subclass or a group in this subclass > cutting tools (sawing tools B23D63/00, B23D65/00; files or rasps B23D73/00) > planing or slotting tools (B23P15/30 takes precedence)