group nameDrilling Stem Tools
Min Order1 piece
modelAJ Safety Joint
update timeThu, 21 Jul 2011 14:17:10 GMT
Min Order1 piece
AJ Safety Joint
AJ type safety joint is a specialized joint consisting of two parts.The specialized joint takes protective effect for drilling stem in drilling,repairing and test oil(gas)engineering,etc.It is used to treat well bottom accident and used to be on -the -way test in drilling and coring operation.It is connected to the required position of drilling stem to protect drilling stem without any influence on the normal working of drilling tool.
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