Drilling Tools

IADC537/217G (222MM) TCI&MT Rock Drill Bit/Tricone Bit/Steel Tooth Bit/Tungsten Carbide Insert Bits/Roller Bit/Milled Tooth Bit for Water Well Drilling

REAL SHOT OF YINHAI WORKSHOP & TRICONE BITSYINHAI FOREIGN EXHIBITION TCI DRILL BITSFAQ:1.Q:Is your company a distributor or a manufacturer?A: Manufacturer,We are a 100% real factory of Rock Drill Bits, with 12 years' experience. And We have passed the factory audit by SGS.2.Q:How about your prod

HEJIAN YINHAI ROCK BITS MANUFACTURE CO., LTD.