Hydra was discontinued

8" 1200 Grit Ceramic Hone

OCB 2000 creates hair whittling edge of good geometry and improves edge retention

which allows a precise adjustment to the laser beam regardless of the thickness and geometry of the knife blade

It's the price-wise alternative of expensive equipment invented by CATRA

mizu asagi edge pro Hydra was discontinuedNakayama Asagi Whetstones are used for finish sharpening on Hapstone or Edge Pro sharpeners. Nakayama Asagi stones are mounted on high quality aluminum blanks. Nakayama Asagi ( ) Whetstone is mined in Nakayama in Japan. Nakayama Asagi is ultra fine natural stone with the LV5 LV5+ hard rating. Nakayama Asagi Whetstones are recommended as a progression after 10K grit stone. Nakayama Asagi structure consists of fused silica and alumina rounded grains of