</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Hydraulic Rock Breaker from Japan

A hydraulic rock breaker is an attachment for excavators used to break large rocks and concrete by delivering high-impact blows with a chisel-like tool. It falls under HTS 8430.39.0040 as a rock breaking machine designed for mining, quarrying, and construction demolition of hard rock formations.

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

Verify CE or ISO certification for safety standards in heavy machinery to avoid customs holds

Include detailed technical specs and end-use declarations to confirm classification as rock breaking equipment