The Omega Products ER8 Imperial Collet is a precision tool holder designed for imperial-sized cutting tools used in milling, drilling, and other machining tasks. Built for reliability in demanding workshops, it delivers consistent clamping and near-perfect alignment, with a 10-micron run-out that minimizes deflection and helps maintain tight tolerances. 10-micron run-out for precise alignment: Ensures tight tolerances and smoother finishes by minimizing tool deflection during operation. ER8-compatible, secure tool holding: Works with standard ER8 collet chucks to provide a secure grip and quick, repeatable tool changes, reducing downtime. Designed for imperial tooling: Specifically engineered for imperial-sized tools to ensure consistent performance and compatibility with your existing tooling setup. With this collet, you gain a reliable, repeatable toolholding solution that supports accurate part quality, reduces rework, and keeps setups moving smoothly from job to job.