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Hardening High Tensile Strength Wireline Drill Rod Heat Treatment Surface2019-01-11 17:22:36 |
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NW HW HWT Wireline Casing Pipe , Super Core Drilling Casing Tube 3m 1.5m2019-01-11 17:21:45 |
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22 Kw Power Small Core Drilling Rig XY - 2B With 600m Drilling Depth2019-01-04 14:20:30 |
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0~ 90 ° Hydraulic Crawler Deep Foundation Pit Anchor Drilling Rig2018-06-28 14:24:16 |
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300m Hydrolic Chuck Spindle Mining Geological Core Drilling Machine2018-06-28 14:03:37 |