Shijiazhuang LongWay Petroleum Drill Tools Co,.ltd - Company Introduce
Drill pipes :Grade: G105.E75.R780.S135 and so on.Oil drill pipes in diameters of :50/60/73/89/114/127 millimeters.Geological drill pipes in diameters of:45/50/ 60 millimeters [Details]
Shijiazhuang LongWay Petroleum Drill Tools Co,.ltd - Company Introduce
Drill pipes :Grade: G105.E75.R780.S135 and so on.Oil drill pipes in diameters of :50/60/73/89/114/127 millimeters.Geological drill pipes in diameters of:45/50/ 60 millimeters [