Digital Micrometer
A precision handheld tool used to measure small distances with high accuracy, typically in manufacturing quality control. It falls under HTS 9031.80.80 as a measuring instrument not specified elsewhere in Chapter 90, designed for dimensional inspection rather than optical or automatic control functions.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If designed for measuring lengths specifically for machine tools
Instruments principally for use with machine tools fall under heading 9029, not general measuring instruments.
If when imported as replacement parts rather than complete instruments
Parts and accessories for measuring instruments are classified separately in 9031.90 per Chapter 90 notes.
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Import Tips & Compliance
• Verify calibration certificates and NIST traceability for U.S. customs compliance
• Ensure proper documentation of accuracy specifications to avoid misclassification as a part
Related Products under HTS 9031.80.80
Torque Tester Digital
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Dial Bore Gauge
Adjustable gauge set for precise internal diameter measurement in engine cylinders and holes. HTS 9031.80.80 covers this as a mechanical checking instrument not fitting other specific categories in the chapter.
Wall Thickness Ultrasonic Gauge
Portable ultrasonic device for measuring material thickness through corrosion monitoring. Falls under 9031.80.80 as other checking instrument, not automatic or optical.
Force Gauge Digital
Handheld digital instrument measuring push/pull forces in tension/compression testing. Classified 9031.80.80 as other measuring machine not specified elsewhere.
Lux Meter Digital
Handheld photometer measuring illuminance in lux for lighting design and safety compliance. Falls under 9031.80.80 as other light measuring instrument not radiation-specific.
Sound Level Meter Type 1
Precision integrating sound level meter (Class 1) for environmental noise monitoring. HTS 9031.80.80 covers acoustic measuring instruments not automatic.