Micrometer Calibration Standard Rod from China
High-precision gauge block rod designed exclusively for calibrating micrometers in 9017.30.80, made from hardened steel with NIST-traceable tolerances. Used in hand-held verification processes for dimensional accuracy. Qualifies under 9017.90.0150 as a specialized accessory for these instruments.
Duty Rate — China → United States
12.5%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.210%Articles the product of China, as provided for in U.S. note 20(z) to this subchapter
9903.88.220%Articles the product of China, as provided for in U.S. note 20(aa) to this subchapter
9903.88.230%Articles the product of China, as provided for in U.S. note 20(bb) to this subchapter
9903.88.240%Articles the product of China, as provided for in U.S. note 20(cc) to this subchapter
Import Tips
• Include calibration certificates and traceability documentation for customs valuation
• Specify exact length tolerances matching common micrometer ranges (0-25mm, etc.)
• Package individually to avoid set classification issues