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 |