Atlas Copco Boomer S2D Rock Drill Rig from Japan
The Atlas Copco Boomer S2D is a self-propelled face drilling rig for underground tunneling and mining, featuring electro-hydraulic booms for rock cutting and drilling. Classified under HTS 8430.31.00 due to its self-propelled design for rock excavation in tunneling operations. It supports continuous advance in hard rock environments.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Include hydraulic system pressure ratings and drilling depth specs in commercial invoice
• Obtain advance ruling from CBP if rig includes integrated ventilation for classification clarity