drilling machine; boring machine; drill press
General term for a machine that drills holes in materials such as metal, wood, or rock.
We introduced a new drilling machine at the factory.
keypunch; card punching machine
Historical data processing term for a machine that punches holes in cards or paper tape; now largely obsolete.
In old computer rooms, keypunch machines were lined up.
summary punch
spot punch
Standard kanji spelling for a drilling or punching machine.
Mixed kanji-kana spelling; 孔 is sometimes written in kana for readability.
Compound of 穿孔 (せんこう, 'perforation, drilling') + 機 (き, 'machine').