Exclusive whetstone from the Belgian Ardennes. The Blaue Belgische Brocken comprises a garnet content of 30% and is therefore more thorough but a little bit slower. The thicker deposits daher gründlich, aber etwas langsamer. Die dickeren Schichtvorkommen in der Natur ermöglichen größere Banksteinformate. the stone is individually abrichtbar. Comes in an attractive wooden packaging. Dimensions: 20 x 6 x 1.8 cm (lxwxh). Weight: 655 gr.