| • rotary drill • rotary drilling | |
| घूर्णी: rote rotifer rotative rotaing rotary rotary | |
| प्रवेधनी: drill mounting drill | |
घूर्णी प्रवेधनी अंग्रेज़ी में
[ ghurni pravedhani ]
| • rotary drill • rotary drilling | |
| घूर्णी: rote rotifer rotative rotaing rotary rotary | |
| प्रवेधनी: drill mounting drill | |
