BT40 Side Lock Tool Holder from Japan
BT40 taper holder with side lock mechanism for face-and-taper contact, used in high-speed machining centers. Provides superior rigidity for slotting and profiling operations. Classifies under 8466.10.01.75.
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
• Side lock pin specifications critical; include location and tolerance data
• Balance grades (G6.3 at 20,000 RPM) must be certified for high-speed claims
• Distinguish from end mill holders by clamping mechanism documentation