The Omega DV40 Mini ER Collet Chuck (ER11) is a compact, high‑speed tool holder designed for DV40 spindle systems. It provides secure, concentric tool clamping from 15,000 to 25,000 RPM, with a 100 mm gauge length and Form AD configuration to fit standard setups and tight machining spaces.

• Compact DV40 Mini ER Collet Chuck (ER11): A small, space‑saving design that fits DV40 spindles and tight work areas, delivering reliable tool access without compromising rigidity.
• ER Collet System with superior gripping force and concentricity: Ensures secure tool holding at high speeds, reducing runout and chatter for consistent, accurate results up to 25,000 RPM.
• Two precision balance ratings: G2.5 and G6.3: Lets you choose the balance option that matches your accuracy needs and vibration tolerance for smoother operation and longer tool life.

With DIN69871 compatibility and a dedicated 100 mm gauge length, this chuck integrates smoothly into standard DV40 configurations for reliable performance across milling and drilling tasks. The combination of a precise ER collet system and selectable balance ratings helps reduce setup time, minimize rework, and maintain repeatable results, even at high speeds, so you can work more efficiently and confidently.