Rotary Wash Boring Rig from Canada
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 — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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