This OEMTOOLS Razor Blades Single Edge Box of 100 is an ideal fit for most utility knives (utility tool is not included). Designed to fit all standard safety scrapers, these utility knife razor blades feature a sharp and straight edge for complete surface contact. These safety straight razor blades are ideal for removing paint or decals without scraping the surface, and these box cutter razor blades can also be used to open packages or cut through cords. Our one sided razor blades are constructed from high carbon steel and high-quality chrome vanadium steel for strength, durability, and resistance to corrosion. And every heavy duty razor scraper features a 2-piece design for additional strength. Each safety razor scraper has been stamped to show the blade size, and the utility razor blade also features a chamfered drive end for quick attachment. These replacement razor blades come in a box of razor blades, providing you with 100 sharp razor blades to use as replacement box cutter blades or scraper replacement blades. This box cutter blades 100 pack is made in the USA.