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HSChapter 84
U.S. imports of way-type unit head machines for removing metal (HS 845910) totaled $1.7M in April 2026, traded with 6 countries.
Importers of Way-Type Unit Head Machines for Removing Metal paid $126K in duties in April 2026 — an effective duty rate of 7.5% on $1.7M in dutiable value, based on actual customs collections rather than the published tariff schedule. Way-Type Unit Head Machines for Removing Metal imports of $1.7M in April 2026 ran 81% above the year-to-date monthly average of $933K.
Last updated: April 2026 dataWay-type unit head machines are a specialized category of dedicated metalworking equipment in which one or more power heads slide along fixed ways to perform drilling, boring, or milling operations — commonly integrated into transfer lines or special-purpose production systems. Spain and Italy are the leading US import sources under this heading, consistent with Southern Europe's strength in purpose-built production machinery for automotive and industrial applications. Unlike the broader unit construction machine heading, this subheading covers only the way-type configuration and maps to a single 10-digit line (8459100000), simplifying classification but placing greater importance on accurate product description to distinguish these machines from related transfer or unit construction equipment. Importers should ensure technical documentation clearly identifies the way-guided head movement that defines this category.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
The defining feature is the power head's movement along fixed ways (guideways), which constrains the cutting tool to a precise linear path. A standard drilling machine positions the spindle vertically or at an angle without the guided-way mechanism. Way-type machines are typically built into production systems for repetitive, high-precision operations on a fixed workpiece location, whereas general drilling machines are more versatile and repositionable.
The main risk is misclassification at the heading level — specifically, confusion with unit construction machines (8457.20) or multistation transfer machines (8457.30). If the way-type unit head is integrated into a transfer system that moves workpieces between stations, the entire machine may be reclassifiable as a transfer machine. Importers should obtain a detailed technical description from the manufacturer and, for high-value equipment, consider requesting a CBP binding ruling before shipment.
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Monthly import values over time
HS10 import codes under this HS6 parent. Source: U.S. Harmonized Tariff Schedule.
| Code | Description | Import Value | Effective Tariff % | Duty Collected |
|---|---|---|---|---|
| 8459100000 | WAY-TYPE UNIT HEAD MACHINES | $1.7M | 7.47% | $126K |
WAY-TYPE UNIT HEAD MACHINES
HS10 export codes under this HS6 parent. Source: U.S. Schedule B export classification.
| Code | Description | Export Value |
|---|---|---|
| 8459100000 | WAY-TYPE UNIT HEAD MACHINES | $0 |
WAY-TYPE UNIT HEAD MACHINES
DIGITAL PROCESSING UNITS, N.E.S.O.I.
HS 847150
PARTS & ACCESSORIES FOR ADP MACHINES & UNITS
HS 847330
PORT DIGTL AUTOMATIC DATA PROCESS MACH NOT > 10 KG
HS 847130
AUTOMATIC DATA PROCESSING STORAGE UNITS, N.E.S.O.I
HS 847170
AUTOMATIC DATA PROCESSING UNITS, N.E.S.O.I.
HS 847180
TURBOJET AND TURBOPROLLER PARTS
HS 841191
| State | Imports | Exports | Balance |
|---|---|---|---|
| Texas | $739K | -- | -$739K |
| Connecticut | $612K | -- | -$612K |
| Illinois | $199K | -- | -$199K |
| Port | Imports | Exports | Balance |
|---|---|---|---|
| HOUSTON, TX | $739K | -- | -$739K |
| JFK INTERNATIONAL AIRPORT, NY | $612K | -- | -$612K |
| LAREDO, TX | $199K | -- | -$199K |