The Omega Products ER Collet Extension with Mini Nut and Straight Shank (ER16M, 150 mm) extends the reach of your ER collets, enabling you to work with longer workpieces or deeper setups without sacrificing accuracy. It’s a compact, reliable addition for engineers, machinists, and hobbyists who need more flexibility in their milling or drilling workflows.

Built for dependable performance, the extension features a sturdy construction and a mini nut design that secures the collet quickly and securely. The straight shank provides easy insertion into common tool holders and machining setups, promoting efficient setup and stable runs.

• Extended reach for longer workpieces: Adds 150 mm of reach while preserving alignment, enabling deeper bore and long-part machining without retooling.
• Fast, secure mini-nut clamping: Mini nut design delivers a secure connection and makes tightening or loosening quick and straightforward, reducing downtime between setups.
• Easy, compatible straight shank: Straight shank design ensures straightforward installation in standard tool holders and machining setups for reliable, repeatable performance.

This extension helps you handle longer parts, maintain consistent clamping force, and streamline workflows. By expanding the usable range of your ER collets while preserving balance and rigidity, it supports higher throughput, cleaner finishes, and more predictable results in everyday machining tasks.