Omega Products ER40 Collet Ultra Precision- 5 Micron Run-Out - 22mm - 21mm

Our ultra high precision ER40 collets are designed to clamp round shank tools in an ER40 collet chuck with exceptional accuracy. They’re ideal for users across the spectrum—from engineers and shop floor technicians to hobbyists—who demand consistent, repeatable performance in milling, drilling, and finishing tasks.

Featuring an impressive 5 micron run-out, these collets deliver tight, concentric gripping that minimizes tool wobble and enhances surface finish, dimensional accuracy, and tool life in demanding machining operations.

• 5 micron run-out precision: Delivers exceptionally tight concentric alignment to reduce shaft run-out, improving accuracy and surface quality on every pass.
• ER40-compatible clamping: Optimized for use with ER40 collet chucks, providing secure, repeatable grip on round shank tools for reliable results across jobs.
• Consistent, easy engagement: Smooth, uniform gripping action with predictable clamping force, helping reduce setup time and downtime between tools.

This ER40 collet set supports precise, repeatable performance in everyday machining workflows, helping you achieve better results with less rework. Whether refining tolerances on a prototype or producing repeatable parts in a production environment, these collets offer dependable reliability you can trust for daily use.