FELCO 903 is a multifunctional stone made of hardened steel with a unique diamond coating, which is ideal for sharpening and deburring blades. Improving the quality of the cut and the life of the knives guarantees optimal cutting performance. The stone's exceptional strength and longevity means you'll always have a reliable sharpener close at hand, wherever you work. Ideal for sharpening all cutting tools including pruning shears, pruning shears, cable cutters, knives and more. Versatile stone for dry and wet sharpening. Regular sharpening maintains FELCO's world-renowned, high-quality cutting edge. Device can be used for both right- and left-handed users. Made in Switzerland.