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Shanxi Huanjie Petroleum Drilliing Tools CO.,Ltd
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About Us
Our company not only has modern production assembly lines for producing drill pipes, drill collars, non-magnetic drill collars, spiral drill collars, heavy weight drill pipes, Kellys, tool joints, casing, tubing and so on, but also has the complete precise testing instruments for raw materials and product qualities and one scientific research experiment center. Some essential and integral equipments that have advanced performance have reached the world first-class standard. Our company has the ...
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Tri-spiral integral heavy weight drill pipe is designed to handle maximum ...
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Material: AISI 4145H
With sprial groove, slip and elevator groove.
API ...
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