The DEWALT Folding Retractable Utility Knife is designed to offer the convenience of a retractable knife with the ease of a folding feature. This knife is built with a sturdy metal body, 1-handed opening and closing for ease of use and interior blade storage for convenient access to new blades. Made to handle a range of materials, the blade measures 2-1/2 in. for variable cut depth depending on your needs.