Concrete Volume Disc Calculator from Japan
Contractor disc calculator for computing concrete volume, rebar quantities, and slab costs from dimensions. HTS 9017.20.4000 classification for construction mathematical instruments. Rugged laminated construction.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Construction industry end-use prevents toy classification
• Imperial/metric dual scales common; document both
• Bulk construction supply chain supports industrial use