This 1/2 Jacobs chuck with 1/4" hex adapter is the perfect addition to your tool collection. This drill chuck is ideal for holding your drill securely in place while you work. Put this in your 1/4" impact and you will be able to use regular twist drill bits or anything that has a round shank. The brand name Jacobs ensure that you are getting a high-quality product that will last. With a unit quantity of 1, this drill chuck is a must-have for any DIY enthusiast or professional. Its durable construction and reliable performance make it a top choice for drilling projects of all sizes. Whether you are working in metalworking, manufacturing, or construction this Jacobs chuck with 1/4" hex adapter is sure to meet your needs.