tricone rock roller bit 8 1 2inch

...Rock Bit , Drill Bit , Sealed Journal Bearing , TCI Tricone Bit , Roller Cone Bit SIZE AVAILABLE Form 7 7/8inch to 17 1/2inch RECOMMENDED DRILLING PARAMETERS FOR APPLICATION Types & IADC Code 117 127 437 447 517 527 537 547 617 627 637 WOB KN/mm(Bit Dia.) 0.35~0.8 0.35~0.9 0.35~0.9 0.35~1.0 0.45~0.95 0.45~1.1 0.5~1.1 Lb/in. (Bit...

TCI Teeth Elastomer sealed bearing tricone rock bit The Photo of products 1.Description: The roller bit is a widely used drilling bit. When the roller bit is working, the cutting teeth contact the bottom of the well alternately, the rock breaking torque...

...Tricone Bit 13-1/2inch IADC 114 API Roller Cone Bit 1 . Descriptions: Tungsten Carbide Insert (TCI) bits are are used middle to hard rock formation which offers a variety of carbide inserts such as spherically shaped inserts for very hard rock or conically shaped inserts for softer rock...

8 1/2" Tricone bit roller cutters for core barrel,roller cone cutter,tricone cone bit Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type piling tool/ hole opener roller bit Certification ISO & API Material Carbide Processing Type ...