Blade For Triumph Scraper, carbon steel is preferred for heavy usage because it's thicker and a little stronger, but the blades generally rust quickly, so they're really only good for one day's use.
Effective: Sharp edge for removal of glue and carpet, for instance. Blunt edge for removal of stucco and severe dirt. It comes in a pack of 10.
Ettore Pro Plus Stainless Steel Replacement blades. 10 pack