Omega Products 16mm Bridgeport Face Mill Arbor (R8) - G6.3 - 12,000RPM - FMB16 is a purpose-built tool designed to securely hold 16mm face mills in Bridgeport milling machines. With an R8 spindle compatibility, this arbor provides a reliable mount for fast, accurate milling across a range of applications. Designed for Bridgeport machines with a maximum speed of 12,000 RPM, this arbor delivers a secure and stable grip on your face mills, enabling consistent cuts and dependable performance even at higher speeds. Secure, reliable grip for 16mm face mills: Keeps cutters firmly seated for consistent, chatter-free milling. Bridgeport-compatible R8 interface: Quick, confident mounting on the R8 spindle for dependable performance. High-speed capability up to 12,000 RPM: Optimized for fast setups and stable operation when milling with Bridgeport machines. This arbor supports your workflow from setup through finish, providing a trustworthy connection that helps you achieve accurate results and maintain efficiency on every job.