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API 2-3/8" Reg Carburized Steel DTH Drill Pipe For Blasting Drilling2021-04-16 18:08:38 |
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Diameter 76mm 2 3/8'' API REG DTH Drill Pipe For Borehole Drilling2021-05-18 11:12:03 |
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Length 6m Geological Exploration DTH Drill Rods With Friction Welding2021-05-18 11:08:09 |
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