This sharpening stone is a high-quality product made of carbor-type synthetic material with a 220 grit. Measuring 230 mm, this stone is ideal for keeping your knives and tools sharp and ready for use at all times. Its synthetic material ensures greater durability and resistance, allowing for precise and efficient sharpening. In addition, its 220 grit provides a fine, uniform finish on the blades of your tools, improving their performance and prolonging their lifespan. With this sharpening stone, you can keep your knives and tools in optimal condition, ensuring precise and safe cutting with every use.