Solid Control Equipment, Demco Butterfly Valve, Mud Pump Parts manufacturer / supplier in China, offering Xq140/12ya Casing Power Tong 2 7/8"-5 1/2"for Tubing Drilling Pipe Casing China Better, China Supplies Better 2 3/8 to 4 1/2 Xq114/6yb Hydraulic Tubing Power Tong, 1. Xq140/12yb Hydraulic Tubing Power Tong Tubing Tongs Better and so on.
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