The utility razor scraper is ideal for removing paint and other residue from glass, tile, walls, floors, metal and other smooth surfaces. The durable polypropylene handle is comfortable and long-lasting. Remove the end cap to store the extra blades within the handle. Uses standard 3-notch utility knife blades or butterfly blades. Scraper comes with one of each blade stored in the handle. The butterfly blade has a sharp edge for glass and tile scraping and a blunted edge for metal scraping. To change blade, press down on patented push button to release and remove the blade.