Fits all handheld window/paint scrapers and box cutters. Just what you need for your paper cutter and scrapers Precision ground high carbon steel knife blades have long lifespan and retain edge longer than other brands Individually wrapped by paper for your safety. Quick and easy to use. Durable and Sharp. Constructed from High Carbon Steel and Chrome Vanadium. Blade body features knock outs for securing in tool head Made in USA. You will get 10 pieces single edge razor blades. Easily replace paint scraper and box cutter blades with single edge razor blades from Canopus. Made with high carbon steel, each blade is durable and retains it edge after many hours of use.