- Versatile Compatibility: This keyless chuck has a connection size of 1/2-20UNF and accommodates a clamping range of 2 to 13 mm (0.04 to 0.51 inch), making it suitable for various drill bits and applications. Its straightforward installation and removal process enhance efficiency and ease of use across different projects. - Secure Grip: Engineered for stability, this self-tightening drill chuck ensures that your drill bits remain securely fixed, reducing the risk of loosening during operation. It provides reliable performance for all your drilling needs. - Durable Design: Constructed with heat-treated materials, this 13 mm keyless chuck resists rust and corrosion, even in harsh environments. Its robust structure offers high strength and durability, while the textured surface allows for easy locking and improved output torque. - Effortless Operation: The ergonomic, keyless design promotes quick and easy bit changes, saving you time and effort. The innovative thrust bearing design enhances clamping force by converting the torque applied, ensuring a comfortable user experience. Use Cases: 1. Ideal for woodworking projects where quick bit changes are essential. 2. Perfect for construction tasks requiring reliable performance in various materials. 3. Suitable for DIY enthusiasts looking for an easy-to-use, durable chuck for home improvement projects.