This multifunction drill chuck provides toolfree, keyless bit changes and secure retention to improve drilling efficiency. Its selftightening design delivers stable performance even at high speeds, helping you complete tasks smoothly and with less downtime. Key benefits - Fast toolfree bit changes: swap bits quickly without extra tools, saving time on every project. - Secure and stable operation: selftightening action prevents loosening under load, reducing slippage during highspeed drilling. - Wide bit compatibility: clamping range 2 13 mm supports a broad variety of bits for different applications. - Durable construction: crafted from highgrade alloy for a robust, longlasting chuck that resists wear and impact. - Universal compatibility: designed to work with a wide range of 2 13 mm bits, minimizing compatibility issues. Specifications and attributes - Clamping range: 2 13 mm - Material: highgrade alloy - Type: keyless selftightening quickchange drill chuck - Compatibility: suitable for a broad range of common drill and driver bits within the 2 13 mm range Use scenarios - DIY furniture and carpentry: quickly switch between twist drill bits for holes and screwdriver bits for driving fasteners without stopping to adjust tools. - General construction and metalworking: drill through materials such as aluminum or steel using appropriate bits, with reliable bit retention at high speeds. - Home maintenance and everyday projects: perform minor renovations, mounting tasks, and quick bit changes for tasks around the house.