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used piling drilling rig 120rpm
Selling leads
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... constructions of circulation & counter flush drilling and shied in constructions of slurry balanced, can decrease the slurry discharge, cut tool...
2025-08-01 00:14:43
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...drilling rig tool Product description 1.tremie pipes are made of quality drawn steel plates in order to guarantee high resistance elements 2.Tremie ...
2024-12-09 17:19:27
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