Performance Tool Razor Blades — Single Edge Replacement Blades Performance Tool Razor Blades deliver precision cutting and long-lasting sharpness for a wide range of scraping tasks. These single-edge blades are engineered to fit most standard razor scrapers, making them a reliable choice for professionals and DIYers. Universal fit: Compatible with most standard single-edge razor scrapers for quick, easy replacement. Durable sharpness: Heat-treated steel maintains a keen edge for clean, efficient scraping of paint, adhesives, caulk and residue. Safe handling: Designed for secure mounting in scrapers to reduce blade movement and improve control. Versatile use: Ideal for glass, tile, metal and other hard surfaces—perfect for renovation, maintenance and cleaning projects. Keep a pack on hand for fast blade swaps and consistently crisp performance. Choose Performance Tool Razor Blades for dependable results every time.