NMLC Long Life Wireline Reaming Shell For Heavy Construction Mining Oil And Gas Quarries Product Description As the core bit diameter and diameter of the core tube is very small, so that the gap between the ... Read More
Bq Nq Hq Pq Wireline Helical Type Reaming Shells With Long Service Life Production Description: Sinocoredrill's stabilized long life reaming shells are engineered to last longer and provide vibration free ... Read More
Dcdma Bq Nq Hq Pq Impregnated, Surface Set Reaming Shell For All Formation Conditions Product Description Reaming shell is set with natural or synthetic diamond, and the new type also have T.C. type, PCD type ... Read More