Ganzo coarse sharpening stone 320 for Ganzo Touch Pro Steel, expands the functionality of the sharpener and increases the range of tools you can sharpen. Since frequently used sharpening stones require periodic replacement, so the best choice - Ganzo-stone. With Ganzo grit 320 sharpening stone you can perform blade's sharpening of any complexity and to restore the cutting edge. This tool is suitable for sharpening and recovery of all knives and other tools, which can be used in coarse sharpening. Large abrasive particles are effective for coarse sharpening and restoration of deformed and damaged blades. They form the angle you need very quickly and prepare the metal for finish polishing.