Brand: Gransfors Bruks
Gränsfors ceramic grinding stone is composed of ceramic abrasives. It has a coarse side with grain size 180 to deal with rough damage and a fine side with grain size 600 suitable for fine grinding and sharpening. The stone is normally used with water, but can also be used dry. The stone is round and flat with a phqase around the edges to prevent chipping. The fine side is 2/3 of the total thickness. The stone has a protective rubber casing.