pdc drilling bits

Pdc drilling bits Hebei zhankui Drill Equipment co.,ltd .Specializesin drill bits ,drill pipe ,mud pump and stabilizers for water well ,oil filed .construction.geotheraml.directional boring and underground foundation work all over the world .Our purpose is to sell the best quality products at the lowest possible price.We are a professional supplier of new and used (rebuilt)drill bits used for oil filed .water well. By the way .we import the scraped ,drill bits .tricone bits . If you have the products .pls do not hesitate sto contact me. Feature:Improved support and retention Advantage:Manage the magnitude cutter loading and bit torque. Benefit:Improved bit durability and directional responsiveness