Rotary Drilling Kelly Bar from Mexico
Forged steel kelly bars that transmit torque from rotary table to drill bit in oil/gas well sinking rigs. HTS 8431.43.80.90 covers these as essential parts for other boring machinery under 8430.41/8430.49.
Duty Rate — Mexico → United States
25%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16, 9903.82.20–9903.82.26 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) and (xi) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Include engineering drawings showing splined connections unique to rotary sinking systems
• Obtain manufacturer's declaration linking to 8430.41/8430.49 rig models