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Factory IADC537 311mm Tricone Rock Bit For Water Well Drilling IADC Recommended parameters Applicable strata WOB KN/mm Rotating speed r/min 116,117 0.35-0.8 150-80 Extremely soft formations with high compressiv... और अधिक पढ़ें

8. 5inch 215.9mm IADC537 Tricone Rock Bit For Water Oil Well Drilling 1)Rubber sealed Bearing Structure High precision journal bearing with two thrust faces. Ball locked cone. Hardfaced head bearing surface. ... और अधिक पढ़ें

8. 5inch 215.9mm IADC537 Tricone Rock Bit For Water Oil Well Drilling 1)Rubber sealed Bearing Structure High precision journal bearing with two thrust faces. Ball locked cone. Hardfaced head bearing surface. ... और अधिक पढ़ें

CHINA Strong Brand Factory Wholesale 12" Inch 12 1/2"Inch 12 1/4 " Inch IADC 537 TCI Tricone Bit JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and used ... और अधिक पढ़ें

JSBIT factory 17.5inch 444.5mm iadc 517 TCI tricone rock drill bit for hard rock drilling JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and used tricone ... और अधिक पढ़ें

JSBIT factory 482.6mm iadc 537 TCI tricone rock drill bit JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and used tricone bits , steel tooth and tungsten ... और अधिक पढ़ें

Strong brand wholesale 8.5" inch 8 1/2"i nch IADC537 TCI tricone rock drill bit JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and used tricone bits , steel ... और अधिक पढ़ें

Factory Wholesale 143/4 Inch IADC 517 TCI Tricone Bit For Water Well Drilling JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and used tricone bits , steel ... और अधिक पढ़ें

JSBIT factory 19inch iadc 537 TCI tricone rock drill bit for water/oil field JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and used tricone bits , steel ... और अधिक पढ़ें

250mm open bearing tricone drill bit for mine coal and gas driling JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and used tricone bits , steel tooth and ... और अधिक पढ़ें