20inch TCI Tricone Bits, Rock Bits for Oil Field Drilling This series of rock bit adopts metal seal with journal bearing, which can drill stably with ...
20" Tricone Bit IADC517/537 Rock Drill Bit for Well Drilling 20 inch Tricone Bit IADC517, 537 Rock Drill Bit for Well Drilling -We are a 100% factory....
20 inch Reverse Circulation Tricone Drill Bit IADC517/537 Rock Drill Bit for Well Drilling We sold tricone drill bits ove 100 countries in globe and ....
Api Standard 20 Inch IADC 517 Tci Tricone Bits 20 inch Reverse Circulation Tricone Drill Bit IADC517/537 Rock Drill Bit for Well Drilling 1. Premium ....
Rock Reamer The Rock Reamer is the most versatile, cost effective hole opener for HDD. The unique design minimizes on-site inventory, lowering cost. ....
Product Description: Tricone Roller Cone Bit is a special kind of drill bit for drilling and boring purposes. It is designed to provide high-speed, .....
Random Roller Cutter is a kind of TCI roller cutter without annular grooves (chipways) on the cutter surface, and its carbides are randomly distribute...