- Durable Steel Construction: The CNC wrench is made from high-quality steel, ensuring exceptional strength and longevity. It's designed to withstand heavy use, making it a reliable tool for your machining needs. - Versatile Model Compatibility: Available in several models including ER16, ER20, ER25, ER32, and ER, this CNC wrench is compatible with various ER tool holder end mills and extension rods, providing flexibility for different applications. - Effortless Nut Removal: Designed for ease of use, the CNC wrench allows for quick and secure removal and locking of nuts on ER-type tool holder end mills and extension rods. Its ergonomic grip ensures a firm hold during operation, enhancing efficiency. - High Strength and Hardness: This wrench boasts superior strength, making it capable of tightening and loosening nuts with ease. Its excellent hardness and toughness enable it to withstand demanding tasks without deformation. Use Scenarios: 1. Machining Operations: Ideal for quickly changing tool holders in CNC machines, improving setup times. 2. Maintenance Tasks: Essential for technicians performing routine maintenance on machining equipment, ensuring optimal performance. 3. Custom Fabrication: Perfect for custom machining projects where precision and reliability are required, enabling accurate adjustments. With its robust design and versatile compatibility, the CNC wrench is an essential tool for professionals seeking efficiency and reliability in their machining processes.