For a safe and simple way to hold single edge razor blades try our Safety Razor Blade Holder and Window Scraper. Instantly expose or conceal the blade with a simple thumb lock. All metal tool will withstand lots of use, and has a hole in the end so you can hang it up. Very commonly used when scraping walls, windows, paint, and labels. From building maintenance to glaziers and general contractors, all can benefit by these tools! Overall length is 4-1/2" (114 mm). Scrapers are available individually, or in bulk boxes of 100 each.