DTH hole opener
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IADC 8"-20"Tricone Bits for Water Well and Oil Field2016-05-24 09:56:39 |
Symmetric Casing System Casing O.D. 273mm2016-05-24 09:56:39 |
tapered drill bit 34mm,36mm,42mm for smalll hole2016-05-24 09:56:39 |
COP54 138mm dth blast hole drilling2016-05-24 09:56:39 |
CIR 90 DTH Drill Bits2016-05-24 09:56:38 |
DTH Bits MISSION60-203mm2016-05-24 09:56:38 |
DTH Bits MISSION30-102mm2016-05-24 09:56:38 |
DTH Bits COP64-203mm2016-05-24 09:56:38 |
DTH Bits BR2-76mm2016-05-24 09:56:38 |
DTH Bits BR1-70mm2016-05-24 09:56:38 |