Grinding or polishing machines (HS 846420)
Grinding or polishing machines (HS 846420) has 1,781 U.S. import bill-of-lading shipment records between Jan 2020 and Jul 2026. The largest U.S. importer of Grinding or polishing machines is SUPERABRASIVE INC, with 144 shipments, followed by NIDEK INC and OKAMOTO CORP. The leading supplier is NIDEK CO LTD, with 77 shipments, followed by METSO LITHUANIA UAB and BERNHARD AND COMPANY. Goods originate mainly from CHINA and ITALY, arriving primarily at NEW YORK/NEWARK AREA, NEWARK, NJ. Import volume has risen over the past 12 months versus the prior year.
Sourced from U.S. Customs bill of lading data · Updated monthly · Data through July 2026
Shipments over time (last 24 months)
Trade flow: top suppliers → U.S. importers
The strongest supplier-importer relationships for Grinding or polishing machines (HS 846420), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is NIDEK CO LTD → NIDEK INC with 77 shipments, followed by SUPERABRASIVE EOOD RABOTNICHESKA → SUPERABRASIVE INC (55) and SUPERABRASIVE EOOD → SUPERABRASIVE INC (47).
Top U.S. importers
| Importer | Shipments |
|---|---|
| SUPERABRASIVE INC | 144 |
| NIDEK INC | 77 |
| OKAMOTO CORP | 70 |
| UNIVERSAL DYNAMICS INC | 41 |
| METSO USA INC | 38 |
Top suppliers
| Supplier | Shipments |
|---|---|
| NIDEK CO LTD | 77 |
| METSO LITHUANIA UAB | 60 |
| BERNHARD AND COMPANY | 58 |
| SUPERABRASIVE EOOD RABOTNICHESKA | 55 |
| SUPERABRASIVE EOOD | 47 |
Origin countries
| Country | Shipments |
|---|---|
| CHINA | 538 |
| ITALY | 230 |
| JAPAN | 129 |
| GERMANY | 114 |
| GREECE | 80 |
| UNITED KINGDOM | 70 |
| SINGAPORE | 69 |
| REPUBLIC OF KOREA | 63 |
| LATVIA | 42 |
| TAIWAN | 42 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| NEW YORK/NEWARK AREA, NEWARK, NJ | 375 |
| LOS ANGELES, CA | 266 |
| SAVANNAH, GA | 237 |
| LONG BEACH, CA | 187 |
| HOUSTON, TX | 118 |
| NORFOLK, VA | 94 |
| SAN JUAN, PUERTO RICO | 76 |
| OAKLAND, CA | 66 |
| MIAMI, FL | 65 |
| NEW YORK, NY | 55 |
Harmonized System classification
HS code 846420 — Grinding or polishing machines. The Harmonized System is the international standard for classifying traded goods; U.S. Customs records this 6-digit code on every bill of lading.
Not sure this is the right code? Search all 5,700+ subheadings with the free HS code lookup, or see which product categories are growing in our quarterly State of U.S. Imports reports.
Frequently asked questions about importing Grinding or polishing machines
Who imports Grinding or polishing machines (HS 846420)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Grinding or polishing machines include SUPERABRASIVE INC, NIDEK INC, OKAMOTO CORP, UNIVERSAL DYNAMICS INC, and METSO USA INC.
Who is the largest U.S. importer of Grinding or polishing machines?
SUPERABRASIVE INC is the largest U.S. importer of Grinding or polishing machines (HS 846420), with 144 bill-of-lading shipment records.
Who are the top suppliers of Grinding or polishing machines?
Leading suppliers shipping Grinding or polishing machines (HS 846420) to the U.S. include NIDEK CO LTD, METSO LITHUANIA UAB, BERNHARD AND COMPANY, SUPERABRASIVE EOOD RABOTNICHESKA, and SUPERABRASIVE EOOD.
How many U.S. shipments of Grinding or polishing machines are there?
ImportDoor has 1,781 U.S. import shipment records under HS code 846420, spanning Jan 2020 to Jul 2026.
Where is Grinding or polishing machines imported from?
Grinding or polishing machines is imported into the U.S. primarily from CHINA, ITALY, and JAPAN.
Find Grinding or polishing machines importers & suppliers
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