Utility Knife for Cutting Paper, Drywall & Boxes. This is a new utility knife. Great for cutting paper, drywall and boxes. When the blade gets dull just snap it off and push the blade out. Comes with 10 spare blades. It measures approximately 6 1/8" (156 mm) long We work hard to update our descriptions and pictures of our merchandise. As part of a process of ongoing innovation by our suppliers, newer versions of the item shown may be shipped before we are able to complete an update. As a result there may be a slight variation in color and design.