tricone rock roller bits iadc 537 ساخت آنلاین

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... ادامه مطلب

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. ... ادامه مطلب

Iadc 517/537 Tci Tricone Bit Wear Resisting Performance 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 ... ادامه مطلب

Water Well Drilling Tungsten Carbide Hard Rock 8 1/2 Inch IADC 447 TCI Roller Tricone Rock Drill Bits JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and ... ادامه مطلب

IADC637 dia12 inch 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 tungsten carbide insert, ... ادامه مطلب

IADC637 sealed bearing 311mm TCI tricone roller 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 carbide ... ادامه مطلب

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 ... ادامه مطلب

Iadc 531 3-7/8" Tricone Rock Bits For Well Drilling Packed In Wooden Case JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and used tricone bits , steel tooth ... ادامه مطلب

Steel Tooth Tricone Rock Drill Bit 8.5 Inch Iadc 127 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 carbide ... ادامه مطلب

22inch 558mm iadc217 steel tooth 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 tungsten carbide ... ادامه مطلب