Omega Products ER16 Collet Ultra Precision is a high-precision clamping solution designed for machinists, engineers, and workshop professionals who demand repeatable accuracy in precision milling and drilling. It clamps round tool shanks securely within an ER16 collet chuck, enabling ultra-high accuracy during small-tool machining tasks. 5 micron run-out: Achieves exceptionally tight run-out tolerance, reducing tool deflection and improving dimensional accuracy and surface finish across precise milling and drilling operations. Secure clamping for round shanks: Precision-ground, segmented design ensures reliable grip inside ER16 chucks, minimizing slip and maintaining consistent accuracy even under heavier cuts. Durable, precision-machined construction: Built from robust steel with careful seating and alignment, delivering long tool life and dependable performance in demanding machining environments. Designed for straightforward use with ER16 collet chucks, this ultra-precision collet helps you deliver repeatable, high-quality results with less rework and downtime. Its reliable clamping and minimal run-out support smoother cutting action, tighter tolerances, and a professional finish across a wide range of tooling applications.