The Carmex Quick Change CAT Polygon Thread Turning Holder is the reliable external, right-hand solution you need for precise CNC threading. Designed for rapid tool changes within CAT toolholder systems, it keeps production moving without sacrificing thread accuracy.

• CAT polygon interface: Compact, secure quick-change compatibility with standard CAT toolholders for fast tool exchanges.
• External thread turning: Specifically engineered for accurate external threading across multiple profiles.
• Right-hand orientation: Optimized for common right-hand thread turning tasks in metalworking applications.
• 50 mm OAL: A compact, rigid length that supports stable engagement during threading operations.
• 22ER insert: Uses a versatile 22ER insert geometry to handle a range of thread profiles with consistent cutting action.
• C4 shank size: Ensures compatibility with standard CAT shank fittings for straightforward integration into existing setups.

This holder is built to streamline threading workflows across industries like automotive, aerospace, and general manufacturing. Its polygon design improves seating precision and reduces tool-change downtime, so machinists can maintain steady productivity while delivering consistent thread quality. Ideal for high-volume threading jobs, it supports diverse thread standards and profiles, helping you complete projects faster with reliable repeatability.