Drilling Jar Sub from Japan
A threaded sub-connector for hydraulic or mechanical drilling jars used to free stuck pipe in oil well boreholes. It delivers jarring impact to release the pipe. As a dedicated part for drilling jar machinery under heading 84.28, it falls under 8431.39.00.
Duty Rate — Japan → Canada
0%
Import Tips
• Ensure the sub is documented as a part for drilling jars, not as a standalone tool
• Include the jar type and connection specifications in your documentation
• Verify if the sub could be classified as a pipe fitting under heading 73.07