CNC Tool Grinder for End Mills

A computer numerically controlled machine designed to sharpen and finish the cutting edges of end mills used in metalworking. It falls under HTS 8460.39.0050 as a sharpening machine for tools, utilizing grinding stones and abrasives to precisely deburr and hone carbide or high-speed steel cutters. This equipment is essential for maintaining tool precision in manufacturing.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China4.4%+35.0%39.4%
🇲🇽Mexico4.4%+10.0%14.4%
🇨🇦Canada4.4%+10.0%14.4%
🇩🇪Germany4.4%+10.0%14.4%
🇯🇵Japan4.4%+10.0%14.4%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8460.29.01Same rate: 39.4%

If numerically controlled

CNC models may shift to the numerically controlled subheading within the same grinding machine category for precise tariff application.

8466.94.85Higher: 39.7% vs 39.4%

If imported as parts for semiconductor tool grinders

Components like grinding wheels or spindles classify under parts for machine tools if not assembled as complete machines.

9031.49Lower: 10% vs 39.4%

If primarily for testing semiconductor wafers

Per statistical notes, wafer testing polishers fall in Chapter 90, distinguishing from production sharpening equipment.

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

Verify machine specifications confirm use for tool sharpening with abrasives, not gear finishing, to avoid reclassification under 8461

Include detailed technical manuals and end-use certificates to prove semiconductor or metalworking application during customs review

Related Products under HTS 8460.39.00.50

Automatic Tap Grinder for Machine Taps

Fully automatic machine for multi-flute grinding on machine taps for threading. Under HTS 8460.39.0050 as cutter grinding for metal tools. High throughput for tool rooms.

Carbide Insert Sharpening Machine

Precision grinder for reshaping and sharpening indexable carbide inserts used in milling and turning operations. HTS 8460.39.0050 applies as it finishes cermet tools via polishing products and abrasives. Ensures extended tool life in high-volume metal machining.

Benchtop Cutter Grinder for Slitting Saws

Compact grinder for sharpening thin slitting saw blades used in metal slotting. Classifies in HTS 8460.39.0050 as other tool sharpening machines employing grinding stones. Suited for fabrication shops.

Manual Cutter Grinder for Drill Bits

A benchtop manual machine for sharpening high-speed steel drill bits by grinding flutes and points to restore cutting performance. Classified under HTS 8460.39.0050 for non-CNC sharpening of metalworking tools using abrasive wheels. Ideal for small workshops maintaining twist drills.

Universal Tool and Cutter Grinder

Versatile machine capable of grinding various tools including reamers, taps, and slitting saws with multiple attachments. Falls under HTS 8460.39.0050 for other sharpening machines using grinding stones on metal tools. Supports diverse shop floor tool maintenance.

Wafer Edge Grinder for Semiconductor Crystal Boules

Specialized grinder for precise edge profiling and deburring silicon wafer edges post-slicing from monocrystalline boules. HTS 8460.39.0050 covers this as a tool grinding machine for semiconductor processing per statistical notes on wafer preparation. Critical for flatness in chip fabrication.