足彩半全场买的负负但是赢了
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Well head tools
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Drillpipe Rotary Tool In Parts

    Drill-stem rotation is ordinary means that the rotary table drives the kelly in petroleum, nature gas,geological exploration and drilling engineering. In some conditions,for example, the kelly is not in the rotary table, the drillpipe rotary tool in parts is necessary uesd to drive the kelly.

Technical parameters and specifications

Drill pipe(in) Max Torque
5 1/2" 60KN・M
5" 60KN・M
4 1/2" 60KN・M

Copyright:Mudanjiang Construction Material Petroleum Machinery Co.,Ltd    HEI ICP 11006197 No. -1    Technical support:Mudanjiang excellence network company
足彩半全场买的负负但是赢了