1、The strengthening of bits and inserts can effectively reduce the wear of tooth palms,improve the diameter protection performance of drill bits,and prolong the service life of drill bits in abrasive or directional wells or horizontal wells.
These bits are designed to drill the softest formations such as soft shales,red beds, and clays, with high durability and maximum penetration rates.
2,Soft to medium formations(121,124,126,134,136,137)
These bits are designed to drill formations such as shales, medium soft limestone, Medium sandstone and other formations with intermittent hard streaks.
3,Medium to hard formations(213,214,215,217)
These bits are designed to drill formations such as hard sandstone, dolomite, and broken formations with hard cherty streaks
Packing :wooden case or iron case ,also be packaged according to customer requirements.
Modes of transportation: by sea, by air or land transportation, Of course, a small amount can also by Express.
Cangzhou Great Drill Bit Co.,Ltd was founded in 2010, and the company is located in Hejian Development Zone, Hebei Province.We have multiple international advanced CNC machining center production lines with combined turning and milling and multi-axis linkage. Cumulative sales of more than 100,000 drill bits.Main products: PDC bit, tricone bit, coring bit, bi-center bit, Torkbuster ， PDC reamer, PDC hole opener, rock reamer, customized cutters.