The task of the shank adapter is to transmit rotation torque, feed force, impact energy and flushing medium to the drill string. . Show More...
The drill rod adopts a T-shaped thread, which is more favorable for loosening and unloading of the joint portion, and has a larger Show More...
All of presented roller cone bits are belong to body-type bits. The advantage of body type bits is the possibility of quick upgrad Show More...
Our gold procedures: We as seller can only work on this conditions and ready to start with 100 kgs to 2,000 kgs as a trial order. Show More...