Crystal Boule Grinder Work Holder from Japan
A self-centering work holder attachment for crystal grinders that shape semiconductor boules to precise diameters and flats indicating conductivity. Under HTS 8466.30.60.85 per statistical note (b)(ii)(A) for wafer preparation equipment.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Include engineering drawings showing flat-grinding features unique to boule processing
• Bundle with machine invoices only if proven as dedicated accessories