The Omega BT40 End Mill Holder is a precision tool holder designed for high-speed milling with BT40 spindle systems. It is ideal for engineers, machinists, hobbyists, and shops that require secure, repeatable tool seating and dependable performance at high speeds. With its compact form and robust construction, this holder keeps end mills firmly in place, helping you maintain accuracy across jobs.

• G2.5 Precision Tolerance: Tight G2.5 tolerance delivers accurate tool seating and repeatable results, helping you achieve consistent finishes and reduce tool wear across multiple operations.
• 20,000 RPM Maximum Speed: Built to handle high-speed milling, enabling efficient material removal while maintaining stable alignment and reliable performance at speed.
• BT40 Interface with 10 mm Bore & 63 mm Gauge Length (Form AD): Provides secure mounting for common end mills, with a 10 mm bore and 63 mm gauge length for rigid support and predictable handling, built on a Form AD retention design for dependable retention.

This holder translates precise geometry and sturdy materials into tangible benefits: consistent tool positioning, faster setups, and reliable performance in demanding machining tasks. Its combination of tight tolerances, high-speed capability, and durable BT40 compatibility helps you improve workflow, reduce downtime, and achieve high-quality results—from prototype runs to production milling.