iadc 447 tricone roller bits ผลิตออนไลน์

High Quality 22inch IADC127 Mill Teeth Tricone Drilling Bit 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 compressive ... อ่านเพิ่มเติม

Power Factory 558mm IADC217 Steel Teeth Tricone 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 ... อ่านเพิ่มเติม

Power Factory 19inch IADC217 Steel Teeth Tricone Drilling Bit 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 compressive ... อ่านเพิ่มเติม

15 1/2inch 393.7mm IADC217 Steel Teeth Tricone 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 ... อ่านเพิ่มเติม

Factory Supply Directly 22inch IADC117 Steel Tooth Tricone Drilling Bit 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 ... อ่านเพิ่มเติม

Factory Supply Directly 9 1/2inch IADC217 Steel Tooth Tricone Drilling Bit IADC Recommended parameters Applicable strata WOB KN/mm Rotating speed r/min 116,117 0.35-0.8 150-80 Extremely soft formations with ... อ่านเพิ่มเติม

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. ... อ่านเพิ่มเติม

JSBIT factory wholesale 490mm iadc 217 mill teeth tricone roller core drill bit JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and used tricone bits , steel ... อ่านเพิ่มเติม

Factory Wholesale 295mm IADC 537 TCI Oilfield Tricone 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 ... อ่านเพิ่มเติม

Manufacture Wholesale 250mm IADC 637 TCI Tricone Roller 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 ... อ่านเพิ่มเติม