tricone rock roller bits iadc 537 オンライン製造

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... 続きを読む

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 ... 続きを読む

Iadc 517/537 Tci Tricone Bit Wear Resisting Performance JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available ... 続きを読む

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 ... 続きを読む

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 ... 続きを読む

IADC637 sealed bearing 311mm TCI tricone roller bit JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in ... 続きを読む

JSBIT factory wholesale 490mm iadc 217 mill teeth tricone roller core drill bit JSBIT tricone bits factory offers all kinds of tricone drill bits. ... 続きを読む

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 ... 続きを読む

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 ... 続きを読む

22inch 558mm iadc217 steel tooth tricone drill bit JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in ... 続きを読む