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Suppliers > needed > Changsha Tianhe Drilling Tools and Machinery Co.,Ltd. | Matching Products

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Concentric Casing Drilling System(Symmetrix): They're suitable to drill with casing tubes whose outer diameters are from 108mm to 323mm. With stable and reliable working performance and less vibration of drill rigs, they enable to bore holes in ...

ODEX Casing Drilling System(ODEX90,ODEX115): Product Description 1.Applied to the drilling where the rock formation is overburden and need casing tube to support. 2.Flexible to open and close. Application Range It is suitable for drilling ...

DTH Hammers(3''-32''): Can be meet to the needs of drilling holes from 203mm to 660mm in diameters. TG----for drying drilling Have stable performance, fast speed, long service life in sleeves, and 10% less air consumption ...

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Concentric Casing Drilling System(Symmetrix)