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Stone to sharpen any cutting tool such as corbels, gumias, knives, etc. It is the stone most used by tree surgeons and palm doctors. This stone is dry- edged and should not be wetted with water or oil as it would stop working properly. The stone is of grain nº 220 to obtain a very fine sharpening.
Professional grinding stone No. 180 ideal for sharpening cutting tools. This stone is special for sharpening the professional cutting tool. Sharpening is carried out dry, without water or oil.