Concentric Overburden Drilling System from Korea, Dura Wing

Product Description

DURA WING is a concentric overburden system designed for casing, specialized through hard formation into bed rock.



The wing bits are enclosed on pocket area making it the most professional & efficient system in the market as it is free from clogging in loose overburden material while it goes down to bedrock. When the drilling starts wing bits come out with unique cam sliding mechanism. The key feature of DURA WING is the self actuating wing bit system that is not related with unpredictable ground condition.



- Unique sliding mechanism leads to absolute workability

- Achieve low running cost as you replace only worn parts. Also replacing parts are simple and quick

- Wing opening and closing makes it more optimized for horizontal drilling. No gravity issue that drops wing.

- Internal air holes blows out dirt or grit at wing area thus it ensure workability.