Drilling Drag Bit, PDC Drag Bit, 3 Wings Drag Bit manufacturer / supplier in China, offering API 4 5/8" 3 Wings PDC Drag Bit, API 6" 152mm Four Wings Matrix Body PDC Bit Supplier, Competitive Price 6 1/2" Rock Bit for Water Drilling and so on.
It is the last photo.
You have seen all photos.
Enter between 20 to 4,000 characters.
This is not what you are looking for? Post a Sourcing Request Now