Name: Arc/ Rib coring drilling bits

 

Type: Ordinary   Strengthened    High strength

 

Feature:

The blade is made from diamond compound material, drilling by cutting, large protrusion and long service life. It is a new tool to drill the whole medium hard and hard formation effectively.

(The crown part can be designed into any suitable shapes like arc, scalariform, high-low teeth, rib, etc. according to construction technology requirements and characters of the drilling formation. It can be divided into three types: single tube, double tube and rope coring).