Omega's BT30 Face Mill Arbor (FMB16) is a precision toolholder designed to securely mount face milling cutters in BT30 spindle machines. Its robust construction and exacting tolerances deliver reliable performance in metalworking operations, from precision prototyping to production milling. With a maximum speed of 20,000 RPM, a G2.5 accuracy rating, and a 40 mm gauge length, this arbor enables high-speed, high-precision milling with repeatable tool seating and minimal runout. It's ideal for shops requiring consistent finishes and fast setup. High-Speed BT30 Compatibility: Optimized for BT30 spindles and capable of handling up to 20,000 RPM, delivering fast material removal with stable, controlled cuts. Precise Runout Control (G2.5): Tight tolerances ensure minimal runout and accurate alignment of face milling cutters for repeatable, high-quality finishes. Secure, Durable Clamping with 40 mm Gauge Length: Designed for a reliable, secure seating of cutters and predictable tool changes thanks to the 40 mm gauge length. Using the BT30 Face Mill Arbor helps streamline your workflow with quick, repeatable setup, improved cut stability, and dependable performance across demanding milling tasks. It’s a reliable choice for engineers, machinists, and hobbyists who value precision and consistency in every job.