which provides sufficient clamping force

including Rozsutek

is by far the smoothest

Golden Star 800 grit and 1000 grit are included in Boride stone bundles

this is not cracks

idahone ceramic stone for edge pro Grit:Fine which provides sufficient clamping forceIdahone Ceramic Stones are used for sharpening knives using Hapstone or Edge Pro knife sharpener. The stone has an extremely high hardness rating. Idahone Ceramic scarcely wears over time. Ceramic stones are available in three grits: medium, fine and ultra fine. Ultra fine ceramic stones utilize the top quality 99. 5% alumina and provide a super finish for the cutting edge. Idahone Ceramic was recently updated to the thickness 6 mm (0. 25 inches).