Wellhead Tools, Cementing Tools, Downhole Tools manufacturer / supplier in China, offering Oilfield Use Torque Reduction Tool Non-Rotating Drill Pipe Protectors (NRP), Oilfield Downhole Pdm Drilling Long Life Salt Mud Use Adjustable Mud Motor, API Oilfield 15000psi 2" Fig 1502 Psl3 Pr1 Plug Valve and so on.