Nano-Precision Internal Bore Grinder from Mexico
Ultra-precision grinder achieving sub-micron tolerances on internal cylindrical bores for metal shafts in semiconductor wafer probers. HTS 8460.29.0130 covers other internal cylindrical metal grinders.
Duty Rate — Mexico → United States
14.4%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide roundness/taper specs (<0.5 micron) confirming nano-precision classification
• Temperature-controlled enclosure value included; climate affects performance claims
• ITAR/EAR compliance critical for sub-micron metalworking machines