IADC Dull Grading - Halliburton

IADC Dull Grading Inner Rows Outer Rows Dull Char. Location Bearings/Seals Gauge Other Dull Char. Reason Pulled 1 2 3 4 X 6 7 8 HAL9086 Gauge Shoulder

  Halliburton, Acid, Grading, Dull, Iadc dull grading