The Omega BT40 Parallel Milling Cutter Arbor MCAP10 is a precision toolholder designed to securely seat parallel milling cutters in BT40 spindle machines. It supports cutters from M8 to M16 and, with an M10 mounting interface and a 100 mm gauge length, is built for high-speed reliability up to 25,000 RPM with G2.5 precision for consistent results in demanding milling operations. Extreme-speed stability: Delivers accurate, smooth rotation at speeds up to 25,000 RPM with G2.5 precision, helping maintain tight runout and reliable cutting performance even during high-speed milling. Broad cutter compatibility: Accepts parallel milling cutters ranging from M8 to M16, enabling versatile use across multiple projects without frequently swapping arbors. Robust interface and reach: Features an M10 mounting interface and a 100 mm gauge length for consistent tool projection, secure seating, and easy setup in busy shop environments. With MCAP10, you gain repeatable accuracy, faster setup times, and dependable performance across a wide range of milling tasks. The combination of high-speed capability, precise seating, and durable construction helps keep production moving smoothly, delivering reliable results and extended tool life for engineers, machinists, and shop teams alike.