Check out which is the best bits for your hard rock project

IADC code is short for “International  Association of Drilling Contractors”. The IADC Code for Tricone Bits defines its bearing design

Before choosing hole opener you need to confirm below point: The Rig you are using The Pulling/front connection or Trailing/back

With many choices available today, selecting the proper HDD drill bit for a particular application can become quite confusing.  There