BT40 Anti-Vibration Face Mill Arbor - G6.3 - 8000RPM - 27mm Spigot Size - 250mm Gauge LengthBT40 Face Mill Arbors Anti Vibration are specifically designed to minimize vibrations and improve machining performance in high speed milling operations. With a maximum speed of 8,000 RPM and a precision rating of G6. 3, these arbors offer stability and accuracy while reducing the negative effects of tool vibrations. The anti vibration design features advanced damping technology that absorbs and dampens vibrations, resulting in smoother cutting