Fowler Surface Roughness Tester Stylus
Diamond-tipped stylus replacement for portable surface roughness testers under HTS 9031 measuring instruments. Critical accessory for profilometer accuracy in surface texture measurement. Exclusively designed for 9031 checking appliances.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as synthetic industrial diamonds without stylus assembly
Precious stones heading for unmounted diamonds regardless of use.
If for medical/dental surface analyzers
Medical instrument accessories follow Chapter 90 medical headings.
If marketed as scriber tool rather than measurement stylus
Plates/knives heading for non-precision surface contact tools.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Include profilometer model numbers; generic diamond tips may classify under Chapter 71
• Specify Ra/Rz measurement parameters in docs to prove 9031 principal use
Related Products under HTS 9031.90.91.95
Starrett Precision Caliper Jaw Protector Set
Replaceable jaw protectors for Starrett vernier and digital calipers that prevent surface damage during delicate measurements. Classified under HTS 9031.90.91.95 as dedicated accessories for profile projectors and other 9031 checking instruments. Ensures protection without altering measurement accuracy.
Laser Scan Micrometer Calibration Block
Precision-ground reference block for calibrating non-contact laser scan micrometers in HTS 9031. Ensures measurement system accuracy for diameter/gap checking. Accessory solely for 9031 optical measuring instruments.
Vision System Telecentric Lens Mount
Precision adjustable mount for telecentric lenses in machine vision measurement systems classified under HTS 9031. Ensures distortion-free dimensional checking. Accessory principally for 9031 profile projectors and checking machines.
Hardness Tester Indenter Anvil
Precision carbide anvil support for Rockwell/Vickers hardness testers under HTS 9031 measuring instruments. Provides stable reference surface for accurate hardness measurement. Dedicated accessory for material testing appliances.
Autocollimator Mounting Prism
Right-angle prism accessory for electronic autocollimators used in angular measurement under HTS 9031. Enables perpendicular alignment verification in precision alignment checking. Optical accessory dedicated to 9031 instruments.
Mitutoyo Digital Micrometer Stand
A precision adjustable stand designed specifically for holding Mitutoyo digital micrometers during measurement operations. It falls under HTS 9031.90.91.95 as an accessory for measuring instruments in heading 9031, providing stable support to ensure accurate readings. Not classified elsewhere due to its dedicated use with precision measuring tools.