Introducing the OLFA RB60-1 9455 replacement blades, perfect for those in need of a sharp and precise cut. These blades are made with tungsten steel, ensuring durability and longevity. With a blade size of 60mm, they are suitable for both left-handed and right-handed individuals. These replacement blades are manufactured in Japan and are a great addition to your cutting tools. They are compatible with various sewing and crafting projects and are sure to get the job done efficiently. Upgrade your cutting game with the OLFA RB60-1 9455 replacement blades.