Omega Products 22mm Bridgeport Face Mill Arbor (R8) is the essential tool for securely mounting face mills in Bridgeport milling machines. It features a precise 22mm interface designed for R8 spindles, providing a secure grip and reliable alignment for face milling at speeds up to 12,000 RPM. Designed for engineers, machinists, buyers, tradespeople, hobbyists, and shop technicians, this arbor delivers fast, repeatable tool changes with stable performance across a range of milling tasks. Bridgeport-compatible 22mm interface: Fits R8 spindles and 22mm face mills securely, delivering precise seating and reducing tool chatter for clean, consistent cuts. High-speed performance up to 12,000 RPM: Engineered to hold tight at top speeds, maintaining cutter engagement and cut quality while minimizing downtime. Durable, precision-machined construction: Built for long tool life, maintaining concentricity and reliable performance under demanding milling conditions. With this arbor, you gain confident toolholding, fast setup, and dependable results that help you complete jobs on time and to spec, whether prototyping, production, or maintenance tasks.