Sign In | Join Free | My himfr.com |
|
133MM IADC 537 TCI Tricone Bit Rubber Sealed Bearing Oil Well Drill Bit Basical Parameter Bit Size 133mm IADC Code 537 Connection 2 3/8"API reg pin Nozzle Qty 1NZ Make up Torque(KN.m) 16.3~21.7 ...