API 7-1 Oilfield Non-Magnetic Drill Collar 4 3/4'' Forged Drilling Collars P530/P550 Nmdc Slick/Square/ Spiral Well Drilling Video, Demo, How It Works & Features
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Product Specifications
Warranty:
1 Year
Manufacturing Process:
Forging
Surface Treatment:
Polishing
Operation Pressure:
Atmospheric Pressure
Material:
P550
Certificate:
API
Trademark:
East heavy
Transport Package:
Iron Frame Packaging
Specification:
According to the custom
Origin:
Henan China
HS Code:
8431431000