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300m Portable Universal Drilling Rig (UDR) Water Well Drilling Rig/Core Drilling Rig/Standard Penetration Test (SPT), Find Details and Price about Portable Drilling Rig Towed Drilling Rig from 300m Portable Universal Drilling Rig (UDR) Water Well Drilling Rig/Core Drilling Rig/Standard Penetration Test (SPT) - Shandong Leo International Trading Inc.