Ultrasonic Assisted Drilling Rig for Metals UDR-900 from China
UDR-900 boosts deep-hole drilling in high-strength steels using ultrasonic vibration to reduce torque and chip breakage. HTS 8456.20.10 covers this ultrasonic metalworking process for oilfield and defense applications. Enhances penetration rates over conventional drilling.
Duty Rate — China → United States
41%
Rate breakdown
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Prove ultrasonic integration via engineering drawings; pitfall: 8462 drilling machine classification if assistance deemed non-primary
• ITAR checks for defense end-use