Omega's BT40 End Mill Holder — S/L32 — 20,000 RPM — G2.5 — 32mm bore — 65mm gauge length — Form AD — is a precision tool holder designed for high-speed milling. It securely clamps end mills in BT40 spindle systems, delivering stable tool positioning and repeatable results across demanding operations. Built to perform under the rigors of professional machining, this holder suits engineers, machinists, and hobbyists who demand dependable performance at speed.

Crafted from high-quality materials, it resists wear and maintains accuracy even when pushed to the limits of your cutting schedule. The combination of tight tolerances (G2.5) and a robust 32mm bore with a 65mm gauge length provides a rigid, vibration-resistant interface that helps you achieve clean finishes and longer tool life.

• High-Precision G2.5 tolerance: Ensures minimal runout and repeatable positioning for consistent results and better surface finishes.
• 20,000 RPM maximum speed: Designed for high-speed milling, enabling faster productivity with stable performance when paired with suitable tooling.
• 32 mm bore, 65 mm gauge length, Form AD: Provides a sturdy grip and alignment for larger end mills, delivering rigidity and reliable seating in demanding operations.

With this BT40 End Mill Holder, you gain a dependable, time-saving interface that helps your shop run more smoothly. The combination of precision, speed capability, and durable construction reduces setup time, minimizes tool chatter, and delivers repeatable results across jobs and materials. This leads to improved throughput, better finish quality, and longer tool life, giving you confidence in every cut and every changeover.