WordNet: bore bit, borer, rock drill, stone drill

a drill for penetrating rock

• hypernym drill

• hyponym cross bit

• hyponym star drill

• hyponym straight-fluted drill, straight flute

bore bit

• (suomi) porauskruunu (synonyymi)

borer

• (englanti) bore (derivationally related)
• (suomi) pora (synonyymi)

rock drill

• (suomi) kivipora (synonyymi)

stone drill

• (suomi) kivipora (synonyymi)