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SGS SRC543 130mm RC Drill Bit Rock Hammer Tools Borehole Drilling Bits2020-05-12 10:24:00 |
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IADC API Carbide Tungsten Tricone Rock Roller Bits For Oil Drilling2019-08-14 15:20:22 |
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6'' High Air Pressure DTH Hammer With API 3 1/2"Reg Thread2021-04-16 17:59:33 |