Image not available 6 1/2”(165.1mm) IADC537 TRICONE BITS FOR WELL DRILLING HEJIAN YINRUH DRILL BIT MANUFACTURE CO., LTD. www.yhrockdrill.com
Image not available 5 1/2”(139.7mm) IADC 537 TCI tricone roller cone drill bit water well drill bit HEJIAN YINRUH DRILL BIT MANUFACTURE CO., LTD. www.yhrockdrill.com
Image not available 14 3/4”(374.6mm) IADC 537 TCI Tricone Roller Cone Drill Bit Water Well Drill Bit HEJIAN YINRUH DRILL BIT MANUFACTURE CO., LTD. www.yhrockdrill.com
Image not available 10 5/8”(269.875mm) IADC 537 TCI Tricone Roller Cone Drill Bit Water Well Drill Bit HEJIAN YINRUH DRILL BIT MANUFACTURE CO., LTD. www.yhrockdrill.com
Image not available 9 7/8”(250.83mm) IADC 517 Insert Tooth Tricone Dirll Bits Oilfield Drilling Bit HEJIAN YINRUH DRILL BIT MANUFACTURE CO., LTD. www.yhrockdrill.com
Image not available 8 3/4”(222.25mm) IADC 537 TCI Tricone Roller Cone Drill Bit Water Well Drill Bit HEJIAN YINRUH DRILL BIT MANUFACTURE CO., LTD. www.yhrockdrill.com
Image not available 8 1/2”(215.9mm) IADC 537 TCI TriconeRoller Cone Drill Bit Water Well Drill Bit HEJIAN YINRUH DRILL BIT MANUFACTURE CO., LTD. www.yhrockdrill.com
Image not available 7 1/2”(190.5mm) IADC 537 TCI Tricone Roller Cone Drill Bit Water Well Drill Bit HEJIAN YINRUH DRILL BIT MANUFACTURE CO., LTD. www.yhrockdrill.com
