Rotary Wash Boring Rig from Japan
A drilling rig using circulating drilling fluid to bore through unconsolidated earth formations for geotechnical investigation. Classified in HTS 8430.49.8050 as other earth boring machinery using wash boring method.
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 mud pump specifications and drilling fluid system details
• Declare max depth capacity (typically under 100m for earth boring)
• Provide geotechnical end-use statement to prevent oilfield reclassification