The Omega Products ER8 Imperial Collet with 10 Micron Run-Out is a precision tool designed for machinists using imperial-sized tooling. It pairs with standard ER8 collet chucks to deliver accurate tool alignment and reliable performance in mills and lathes. Built for engineers, shop technicians, and hobbyists, it minimizes deflection during cutting for consistent results. 10-Micron Run-Out Precision: Delivers tight tool alignment with only 10 microns of run-out at the tool tip, helping to reduce chatter and improve surface finish across milling and drilling operations. ER8 Compatibility & Secure Tool Holding: Specifically designed for imperial-sized tools and ER8 chucks, providing a secure grip and repeatable performance even under challenging cuts. Rugged, Precision-Machined Construction: Built with tight tolerances and a robust design to resist wear and maintain accuracy, reducing downtime from misalignment and ensuring long-lasting performance. Pairing this collet with your ER8 chuck delivers a dependable, repeatable hold for imperial tooling, translating to faster setup, cleaner cuts, and consistent results across jobs. It supports smoother workflows, helps protect tolerances, and minimizes scrap by keeping tool paths true—improving overall efficiency in your shop.