The Omega Products GSK25 Ultra Precision Collet is a precision coupling designed for 4mm tooling shanks used in milling, drilling, and CNC operations. Built for high-accuracy applications, it delivers exceptional concentricity with a 5-micron run-out, helping you maintain tight tolerances across your machining tasks.

Whether you’re an engineer, a shop technician, or a hobbyist, this collet provides dependable gripping force and repeatable performance. By securing tooling with consistent pressure, it minimizes tool deflection and chatter, so your parts come out accurate and with smoother finishes.

• Ultra-low run-out of 5 microns: Delivers near-perfect concentricity for tight tolerances and repeatable tool paths across drilling, milling, and finishing operations.
• Secure, uniform gripping force: Provides reliable clamping across the entire tool shank to minimize slip and deflection during high-feed machining, ensuring consistent results.
• Rugged, precision-built for GSK25 systems: Crafted with advanced manufacturing techniques to withstand demanding use and deliver long service life in professional shops and workshops.

By choosing the GSK25 Ultra Precision Collet, you’ll streamline workflows, reduce rework, and achieve dependable, high-quality results in every job—whether you’re building precise fixtures, boring tight holes, or performing high-precision milling tasks. Confidence in toolholding translates to faster setup, fewer checks, and a cleaner, more accurate finish across your parts.