Bush-Hammered Quartzite Treads from Japan
Quartzite treads with bush-hammered texture for enhanced grip in exterior stair applications. The mechanical surface working qualifies this under HTS 6802.99.00.70 as other processed quartzite building stone.
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
• Document bushing hammer specifications and coverage percentage for surface working proof
• Test coefficient of friction to validate safety claims for building approvals
• Specify intended exterior use to distinguish from interior decorative finishes