Material: Made of carbon steel offering a fine balance between flexibility when removing and pressure when filling. Various sizes: The scraper tool comes with 4 different sizes: 12.5cm, 10cm, 7.5cm, 3.8cm (5", 4", 3", 1.5"). Assorted sizes of the filler knife set meet your different needs for home drywall repair and more. Easy grip: The metal wallpaper scraper is designed with a soft plastic handle . Function: Wallpaper scraper for filling holes, smoothing cracks in wood, plaster, masonry and wallpaper scrapers to create that smooth finish. Wide application: perfect for scraping wallpaper and decals , removing putty and cement, painting drywall, repairing cracks in drywall, baking stucco, filling cracks and holes in walls, building walls, filling, stripping.