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【Material】The drill chuck key wrench is constructed from metal, this tool is coated with a robust plastic layer.  The non-slip design ensures a secure grip, minimizing stress on your hands and wrists, even during extended periods of use.  Small Head: Approx. 12.7mm / 0.5in, Big Head: Approx. 17.5mm / 0.7in.

【Wide Application】This key wrench is compatible with the majority of electric drills and power tools, making it a versatile addition to your toolbox.  Whether you're a professional tradesman or a DIY enthusiast, this tool will meet your varying work requirements.

【Perfect Design】The design of this drill key boasts an ergonomic shape that is both easy to hold and comfortable to use.  The stylish finish adds a touch of elegance to any workspace, making it not just a tool but a statement piece as well.

【Function】The drill press chuck replacement key serves as a clamping tool for electric drills.  It is particularly useful for tightening or loosening the chuck, allowing you to quickly and effortlessly switch between different drill bits.  This not only saves time but also enhances the overall efficiency of your drilling operations.

【Well Performance】Forward and reverse ratchet combination wrench, one wrench is equal to multiple tools, more convenient to use.  The chuck key positive and negative ratchet combination wrench offers added flexibility.  Whether you're in hammering or drilling mode, this tool provides a secure and comfortable grip, ensuring smooth operation and a longer service life.