Master Bushing Insert for Offshore Rotary Table from China
A master bushing insert for offshore rotary tables is a replaceable component that supports the kelly or spider drive during drilling. It is made from hardened steel with a square drive hole, designed for use with boring or sinking machinery of subheading 8430.41 or 8430.49.
Duty Rate — China → Canada
0%
Import Tips
• Classify the insert as a part of boring or sinking machinery, not as a standalone tool
• Provide documentation showing its sole use with 8430.41 or 8430.49 equipment
• Confirm the steel grade for CBSA valuation purposes