Factory Direct Sale Jdl280 Top Drive Multipurpose Drill ...
2021-11-5 · JDL-280 drilling rig is a mechanical top-drive drilling equipment that can work both air and mud drilling, when drill hard layer,we use air compressor, when drilling soft layer, we use mud pump. It is suitable for various formations, and can do core drilling,geological exploration, deep water well in solid area and construction drilling
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