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SD5 165mm Nickel Alloy Steel Down The Hole Bits For Water Well Drilling2021-01-15 11:52:55 |
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DHD340 Shank Water Well Drill Bits Diameter 115mm2021-03-19 16:54:23 |
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DHD SD QL Mission Numa Cop Shank DTH Hammer For Geothermal Drilling2021-03-19 16:51:32 |
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Thread 2 3/8'' API REG HD55 DTH Hammer For Water Well Drilling2021-03-19 16:38:23 |
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Dia 165mm Tungsten Carbide Button DTH Drill Bits For Blasting Hole2021-06-28 17:12:33 |
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7 1/2'' 190mm Shank M60 High Grade Steel DTH Hammer Bits For Coal Mining2022-05-26 11:06:48 |
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Full Size Top Hammer Button Bits Carburizing Treatment for Drilling2024-07-09 09:33:12 |
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Water Well Drilling Special Steel Dth Bits DHD350-135mm Tungsten Carbide2020-03-10 13:39:15 |