Diamond composite core-less drilling bit PDC core-less drilling bits use high-quality diamond composite discs and high-density cloth teeth. They have ...
High performance 115mm high air pressure downhole bit with 45A impactor DHD340 eccentric drilling tool 1. Product description The eccentric bit is a ....
Fy180 Crawler Type Engineering Drill Rig Water Well Drilling Rig FY180 series deep(water) well-drilling rig uses full hydraulic control, and the Top ....
High Efficiency Three Wings/tricone PDC Drill Bits for coal mine opening hole,water well drilling We specialized in manufacturing Drill Rods, Casings, ...