Meaning and Translation of Hole Opener in Urdu Script and Roman Urdu with Short Information in Urdu, Related, Wikipedia Reference, Image,
| Hole opener | ہولے اوپنر - ایک آلہ ہے |
| Ballot (disambiguation) | Face shield |
| Gyroscopic exercise tool | Explosively pumped flux compression generator |
| Optical attenuator | Stellarator |
A hole opener is a device used to enlarge the borehole during a well drilling operation. It can be positioned either above the drill bit or above a pilot run inside the existing borehole. |
| Read more at wikipedia |
