Rotary Sub
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Rotary Sub
Rotary Sub
China Rotary Sub, Find details about China Rotary Sub, Cross Over from Rotary Sub
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Basic Info.
Model NO.
ALL
Model NO.
ALL
Product Desciption
Rotary subs( or cross over subs acts for conversion and conection of drill stem component in petroleum, natural gas and geology drilling work. It is used mainly for connecting of upper drill tools and lower drill tools during drilling operation.
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