Henan Shenlong Petroleum Drilling Tools Co.,Ltd

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  factory >> Precision Inspection

Precision Inspection

Our machining at very high precision levels requires not only good equipment,but also skilled people and effective organizing.We focus on precision all the time,and precision inspections are performed during every production process.While inspecting the threads,working gages of different sizes which have been sent to China Master Gage Centre for inspection half a year are employed and paid great attention to.

Inspectors hold valid inspection certificate issused by the authority of China Metrology Institute and they have been nominated by our company.

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Non-magnetic Drill collar      Drill collar

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