The Deglon Ceramics Knife Sharpener has very smooth milky white surface, something to the tune of 2,000 grit by feeling of it. Yet this smooth feeling does not make it any less abrasive, even the light stroke of the knife leave black steel residue on milky white surface. I love this tool, it's bit more abrasive than Wusthof Diamond-Coated Sharpening Steel but it's still a very … [Read more...] about Deglon Ceramics Knife Sharpener, 9-Inch