Protractor Blade Extension
Adjustable blade extensions for precision protractors under 9017.20.80, extending measurement range for large angles in drafting. Hardened steel construction for durability. Classified in 9017.90.0136 as parts for hand-held angle measuring instruments.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for drafting machines
Parts for mechanical drafting equipment use different 9017.90 subheadings.
If as woodworking square
Angle measuring tools for construction classify under Chapter 82.
If alloy steel bars
Unfinished steel stock not configured as protractor parts uses material headings.
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 angle graduation specs; prove specificity to protractors vs general rules; watch for drafting machine confusion under 9017.10
Related Products under HTS 9017.90.01.36
Measuring Rod Tripod Mount
Quick-release tripod mounting adapter for hand-held measuring rods of 9017.20.80, enabling stable elevated measurements. Aluminum with 5/8-inch thread standard. Classified under 9017.90.0136 as accessories for length measuring instruments.
Disc Calculator Template Wheels
Rotatable template wheels for engineering disc calculators of 9017.20.80, pre-printed with logarithmic scales for computations. Precision molded for smooth rotation. Classified in 9017.90.0136 as parts for mathematical calculating instruments.
Pantograph Joint Assembly
Precision pivot joint assemblies for drafting pantographs under 9017.20.80, with adjustable tension for scale enlargement/reduction. Brass construction for smooth parallelogram action. Falls under 9017.90.0136 as parts for drawing instruments.
Digital Micrometer Jaw Replacement Parts
Precision-machined replacement jaws for digital micrometers classified under 9017.20.80, used for accurate external measurements in manufacturing. These parts are specifically designed for hand-held length measuring instruments like micrometers. They fall under 9017.90.0136 as dedicated accessories for those instruments.
Vernier Caliper Depth Gauge Accessory
Adjustable depth gauge extension specifically for vernier calipers under 9017.20.80, enabling precise internal depth measurements by hand. This accessory attaches directly to caliper frames for extended reach. Classified in 9017.90.0136 as a part dedicated to hand-held length measuring instruments.
Dial Indicator Contact Point Set
Interchangeable tungsten carbide contact points for dial indicators under 9017.20.80, used for precise linear measurements in quality control. These points screw into indicator stems for different tip configurations. Falls under 9017.90.0136 as specialized parts for hand-held measuring instruments.