CPC Subgroup
B23B 47/34 Arrangements for removing chips out of the holes made; Chip- breaking arrangements attached to the tool
Full Title
Constructional features of components specially designed for boring or drilling machines; Accessories therefor (working-spindles, bearing sleeves therefor B23Q1/70; for machine tools in general B23Q) > Arrangements for removing chips out of the holes made; Chip- breaking arrangements attached to the tool