HS Code: 820770
Milling tool
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📋 Code Structure

Chapter
Chapter 82 covers tools, implements, cutlery, spoons and forks, etc., of base metal, including hand tools, power-driven tools, interchangeable tools, knives and blades, etc. Tools of this chapter are generally used in machining, agriculture, horticulture, mining, construction and other industries, but exclude certain specialized equipment (such as machine tools of Chapter 84). The core feature is that they are made of base metal and have a tool function, often used in conjunction with power machinery.
Heading
Heading 8207 includes interchangeable tools for hand tools (whether or not power-driven) or for machine tools, such as tools for drilling, tapping, reaming, milling, turning, planing, etc., as well as dies for drawing or extruding metal, rock drilling tools, etc. It also includes mechanical saw blades, knife blades, etc. However, it excludes machine tools themselves and certain specialized tools of Chapter 84.
Digit Breakdown
Code 820770 is a six-digit subheading. The first 2 digits 82 = Chapter 82 tools of base metal; the 3rd-4th digits 07 = heading 8207 interchangeable tools; the 5th-6th digits 70 = subheading 820770, specifically milling tools. Milling tools are rotating cutters used in milling machines or machining centers that remove material through multi-edge cutting to achieve flat surfaces, grooves, gears, etc. This subheading covers various milling cutters, such as end mills, face mills, slot drills, etc., but excludes tools for other processing methods.
Classification Basis
Milling tools are classified under 820770 rather than other subheadings because their function is milling, which is different from drilling (820750), tapping (820740), turning (820780), etc. At the same time, they are interchangeable tools; if they are solid milling cutters and not mounted on a machine tool, they are still classified under this code. However, if they are dedicated machine tool parts or assembled machine tool accessories, they may be classified under Chapter 84.

📝 Declaration Elements

Product name
The specific name of the declared commodity, such as 'carbide end mill', 'high-speed steel end mill', etc., which must accurately reflect the type of tool.
⚠️ Writing only 'milling cutter' is too general and does not distinguish the specific type.
Material
The main material of the tool, such as high-speed steel, cemented carbide, ceramics, etc., which affects classification and tax rate.
⚠️ Incorrectly declaring as 'alloy steel' without distinguishing high-speed steel from cemented carbide.
Use
Clearly state that it is used for milling, such as 'used for milling metal flat surfaces on a milling machine'.
⚠️ Misreporting as 'for drilling' or 'for turning'.
Brand
The manufacturer or brand name; if there is no brand, indicate 'no brand'.
⚠️ Omitting the brand or incorrectly reporting a trader's brand.
Model
Product model, used to distinguish specific specifications.
⚠️ The model does not match the actual product or is missing.
Whether interchangeable
State whether it is an interchangeable tool; milling cutters are usually interchangeable.
⚠️ Misreporting as 'non-interchangeable', leading to incorrect classification.
Workpiece material
The material being processed, such as steel, aluminum, plastic, etc.
⚠️ Not indicating the workpiece material, which affects the determination of use.
Specifications and dimensions
Information such as diameter, blade length, shank diameter, etc.
⚠️ Incorrect dimension units or omission of key dimensions.
Example:
Product name: carbide end mill; Material: cemented carbide; Use: used for milling metal flat surfaces on a milling machine; Brand: Sandvik; Model: R390-11T308M-PM; Whether interchangeable: yes; Workpiece material: steel; Specifications and dimensions: diameter 20mm, blade length 40mm, shank diameter 20mm.
Common Mistakes:

🎯 Classification Logic

Basis
The core basis for classification is the function and processing method of the tool. Milling tools cut by rotating multi-edge cutting and are used in milling machines or machining centers to achieve flat surfaces, grooves, etc. According to HS notes, 8207 includes interchangeable tools, whether or not power-driven. If the tool is solid and dedicated to a certain machine tool, Chapter 84 must be considered. At the same time, material does not affect subheading classification, but may affect the tax rate.
Confused Codes:
820750 - Drilling tools
Drilling tools are used to make holes in solid material, while milling tools are used to remove material to form flat surfaces or contours. Different functions, different classification.
820780 - Turning tools
Turning tools are used on lathes to machine rotating workpieces, while milling tools are used on milling machines; the motion mode is different.
820790 - Other interchangeable tools
Other interchangeable tools include tools not elsewhere specified, such as rolling tools, stamping tools, etc. Milling tools are specifically named and are not classified here.
846693 - Machine tool parts
If the milling cutter is a dedicated machine tool part and is declared together with the machine tool, it may be classified under 8466, but as an independent interchangeable tool it is classified under 8207.
Self-Check:

❓ FAQ

Q: How are milling tools and drilling tools distinguished in HS codes?
A: Milling tools are classified under 820770, and drilling tools under 820750. The key distinction is function: milling uses multi-edge rotary cutting for flat surfaces, grooves, etc.; drilling is for making holes. When declaring, the use and processing method must be clear to avoid confusion.
Q: Do carbide milling cutters and high-speed steel milling cutters have the same HS code?
A: Yes, both are classified under 820770, because HS codes are classified by function, not by material. However, material affects declaration elements and possibly the tax rate, and must be accurately declared.
Q: If a milling cutter is mounted on a machine tool, will the HS code change?
A: If the milling cutter is declared separately as an interchangeable tool, it is still classified under 820770. If it is declared together with the machine tool and forms an inseparable part of the machine tool, it may be classified under Chapter 84 as a machine tool. Judgment must be based on the actual state at declaration.
Q: Are milling cutters used on CNC milling machines classified under 820770?
A: Yes, as long as the milling cutter is an interchangeable tool, whether used on an ordinary milling machine or a CNC milling machine, it is classified under 820770. However, if it is a dedicated non-interchangeable tool, Chapter 84 must be considered.
Q: What are common errors in declaration elements for milling tools?
A: Common errors include: the product name is generally written as 'milling cutter' without specifying the type; material declaration is not specific; use is misreported as drilling or turning; brand and model are omitted; interchangeability is not declared. It is recommended to fill in details to ensure accurate classification.
Q: How can I check the tariff rate for milling tools?
A: Tariff rates change and must be checked according to the latest customs tariff. They can be obtained through the General Administration of Customs website, tariff inquiry platforms, or by consulting a customs broker. Note that preferential rates under different trade agreements may vary.
Q: What regulatory conditions are required for exporting milling tools?
A: Generally there are no special regulatory conditions, but export declaration requirements must be met, such as providing invoices, packing lists, contracts, etc. If sensitive materials or technologies are involved, an export license may be required. It is recommended to consult the local customs.
Q: Can milling tools and turning tools be classified under the same code?
A: No, milling tools are classified under 820770, and turning tools under 820780. Their processing methods and uses are different, and they must be classified separately. When declaring, the function must be accurately described to avoid incorrect classification.
⚠️ Disclaimer: HS code classification, declaration elements, tariff rates and regulatory conditions on this page are for reference only and do not constitute legal advice on customs classification. Tariff rates and regulations are subject to change; the latest announcements from the General Administration of Customs and on-site determinations shall prevail. Please consult professional customs brokers or customs authorities before import/export.