rock drill English

Meaning rock drill meaning

What does rock drill mean?

— noun (= bore bit) a drill for penetrating rock

What other words have the same or similar meaning as rock drill?

stone drill rock boring machine jackhammer borer bore bit sinker rock drilling machine rock driller rock borer quarrying machine pneumatic hammer pneumatic drill plugger percussion borer jackdrill jack hammer gadder drifting machine compressed air hammer compressed air gun bore hammer air hammer

rock | drill