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GZ型公锥

GZ型公锥 

GZ型公锥是一种专门重油管、钻杆、套铣管、封隔器、配产器对等有孔落物的外孔进行造扣打捞的东西。敌带有接办箍的管类落物,打捞成功率较高峻。

Taper Tap Type GZ

The Taper Tap Type GZ is especially used for tapping and fishing the fallen substances in the hole from the inner hole, like oil tubing, drill pipe and the like. It has high fishing rate for those fallen pipes with the coupling.

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