Slim Hole Forged Tool Joint
Slim hole forged tool joint for underbalanced drilling in slimhole oil/gas exploration rigs, featuring reduced OD for tight clearance operations. Classified HTS 8431.43.8020 for specialized oilfield boring parts.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If geothermal slimhole applications
Non-hydrocarbon boring parts under general provisions.
If loose slimhole pipe tubes
Alloy steel tubes without tool joint processing.
If complete slimhole boring assemblies
Finished boring/sinking machinery includes integrated joints.
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Import Tips & Compliance
• Specify slimhole pressure ratings in technical specs for Customs review
• Anti-corrosion coating documentation prevents environmental reclassification
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