Appears to be unused review photos 2 available both come with collet

The REGO-FIX 2616.21112.02 CYL 16x 038/ ER 11 MF is a high-quality collet designed for CNC machining and metalworking applications. With a focus on precision and reliability, this collet features a spring design to provide a secure grip on workpieces. The ER11 series ensures a stable and accurate clamping action, making it an essential tool for various industrial manufacturing processes. Made by the trusted brand REGO-FIX, this collet is a durable and efficient solution for workholding and toolholding needs in a professional setting.