The Omega Products ER16 (ISO) Quick Change Rigid Tapping Collet is a precision tool designed for tapping operations in ER16 tool holders. Sized for 4.00 mm taps and compatible with standard ER16 collet nuts, it integrates easily into your existing tooling setup. The quick-change design enables fast tool swaps, helping minimize downtime and keep production moving smoothly. Its rigid tapping capability delivers precise and accurate thread formation during every cycle. Constructed from high-quality materials with robust workmanship, this collet is built for long-term performance in demanding shop environments. Fast, tool-change design: swap taps quickly without removing the entire holder, reducing downtime and boosting productivity. Rigid tapping for precise threads: ensures consistent, accurate thread formation across tapping cycles. ER16 compatibility with standard nuts: designed for ER16 tool holders and works with standard ER16 collet nuts for easy, seamless integration. By combining quick-change capability, precise rigid tapping, and straightforward ER16 compatibility, this collet helps streamline your tapping workflow, shorten setup times, and deliver reliable performance across a range of projects.