3/8 Inch Variable Helix End Mill 45 Degree from Japan
3/8 inch end mill featuring variable helix angles at 45 degrees, made with M42 cobalt high-speed steel containing vanadium over 0.1% and chromium. Reduces chatter during slotting operations in mold making. HTS 8207.70.3030 due to alloy content and end mill configuration.
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
• Chemical composition certificate from manufacturer prevents reclassification disputes
• Avoid describing as 'drill bit' - specific milling geometry determines heading
• Bulk shipments require piece count verification matching commercial invoice