Canopus Razor Blades are an ideal fit for most utility knives. Constructed from high carbon steel and high-quality chrome vanadium steel for strength, durability and resistance to corrosion. These Canopus Razor Blades are perfect for removing paint or decals without scraping the surface, and can also be used to open packages or cut through cords. Each Canopus Single Edge Razor Blade has been individually wrapped and laser sharpened for the best protection and precision cutting power.