These Face Mill Arbors are designed to securely hold regular face mills with spigots in both manual and CNC machines. Manufactured to stringent quality standards, these arbors provide reliable and stable performance in various milling applications.Features and Benefits Designed for holding regular face mills with a spigot, ensuring precise and secure mounting of face mills, improving cutting performance and surface finish Manufactured to stringent quality standards guaranteeing high durability and long-lasting reliability, even in demanding industrial environments Balanced to G6.3 at 15,000rpm Ensuring smooth operation at high speeds, reducing vibrations for enhanced milling accuracy and extended tool life