Henan Shenlong Petroleum Drilling Tools Co.,Ltd

Factory Show
Steel-making
Forging
Heat-treatment
Machining
Quality control

 All Factory Show


Forging

Forging

Forging

Forging

Pit-type Heat-treatment Furnace

Pit-type Heat-treatment Furnace

Stabilizer

Steel-making

Steel-making
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Non-magnetic Drill collar      Drill collar

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