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repair of threaded connections
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restoration (grinding) of the stop ends
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machining of the welded surfaces of the locks to the full restoration of their dimensions
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thread re-threading on modern CNC machines
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repair of new-type drill pipes with additional internal stop (NDS)
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production of sub-suppliers
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re-threading of threaded parts with standard threads in high torque and with an additional internal stop (two-support)
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straightening pipes for the purpose of restoration - the straightness of the pipes (of any complexity)
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