All of the Safety 1st scrapers in the Warner line have been designed to minimize risk with quick and convenient blade-changing features. Warner is the only company with all safety-style blade-changing systems. Use for a variety of light-duty scraping jobs, including scraping paint and decals off windows. Warner's version is a 2-notch scraper. The #1013796 mfg #60360 is the 2-notch replacement blade.