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00:27
Hydraulic core drilling machine
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High Performance Geological Drilling Machine Xy-1a
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High Efficiency Portable Well Drilling Rig , XY-2B Hydraulic Borehole Drilling Machine
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Construction Xy-1a Engineering Drilling Rig Small Borehole
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St50 Portable Grouting Engineering Drilling Rig Machine Coring Soil Sampling
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GK 200 Core Sampling Vertical Exploration Geological Drilling Rig Machine Portable
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0-1000 Meters Depth Pneumatic Drilling Rig With High power
01:24
150 Meters Depth Capacity Core Rig Drill For Civil Construction
00:22
