The Omega BT40 End Mill Holder is a precision tool holder designed for high-speed milling tasks. It securely clamps end mills in BT40 spindles, delivering consistent accuracy and stability across demanding operations.

With a maximum speed rating of 20,000 RPM and a precision class of G2.5, this holder keeps tool alignment tight and vibration low, even at higher feed rates. The 25mm bore and 90mm gauge length are sized for common industry tools, making it a dependable choice for shops that value reliability and repeatable results.

• G2.5 precision alignment: Maintains tight tool seating with minimal runout to deliver consistent cut quality and predictable results.
• 20,000 RPM high‑speed capability: Engineered for fast material removal and smoother finishes, helping you complete jobs more quickly.
• BT40 compatibility with ample bore and gauge length: 25mm bore supports a wide range of end mills, while 90mm gauge length provides stable tool projection for demanding operations.

This holder supports a reliable workflow by preserving accurate tool position, reducing setup and calibration time, and promoting smoother, repeatable performance across multiple runs. Built for durability and stability, it helps you achieve better surface finishes, fewer tool seating issues, and greater overall productivity in high‑speed milling.