Joint for drill pipe
1.New tool joint should be pasted thread oil before connection
2.Make up and break at least 3 times before drilling
3.Hard bending and plastic coating can be processed according to costumer special requirement
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Joint for drill pipe |
1.New tool joint should be pasted thread oil before connection 2.Make up and break at least 3 times before drilling 3.Hard bending and plastic coat... |
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