The Omega DV40 End Mill Holder is built to securely hold end mills with a 6 mm bore and a 100 mm gauge length, giving you reliable performance in a wide range of milling tasks. It’s designed to accommodate a variety of diameters and shank sizes, so you can switch tools without swapping holders in the middle of a job. Versatile toolholding with secure clamping: Accepts a range of end mills by diameter and shank within the DV40 size, with a dependable clamping system that resists slipping to keep tools precisely seated during high-load milling. High-speed stability and balance: Designed for 15,000–25,000 RPM and balanced to G2.5/G6.3, delivering smooth rotation, reduced vibration, and improved finish quality and tool life. Rugged, precise construction for long life: Machined to tight tolerances with a robust clamping mechanism that withstands demanding milling applications, delivering consistent results over many cycles. With its secure grip, vibration control, and durable build, the DV40 enhances your milling workflow by reducing tool changes and misalignment, improving surface finish, and delivering reliable performance across roughing and finishing tasks. This means less rework, faster cycle times, and more consistent results from job to job.