Bop, Mud Pump, Casing Centralizer manufacturer / supplier in China, offering Manual Tongs Dual Safety Latch Design API 7K 8c Certified, High Torque Manual Tongs 4140 Alloy Steel Heat Treated for Oilfield Use, Heavy Duty Manual Tongs for Drill Pipe 5-8 Inch Diameter Anti Slip Grip and so on.
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