Check the listing for details. KANETSUNE Double Sided Ceramic Sharpening Stone #1000 & #3000 Grit KC-652 NEW. Condition: New. Listed at 45.27 USD. Double Sided Ceramic Water Sharpening Stone with non-skid mount baseCorse & Medium Glit (#1000 Grit & #2000 Grit)STONE SIZE : L170 D53 H25 (mm) WEIGHT: 445g MODEL NUMBER: KC-652 ABOUT KANETSUNE SEKI Established in 1948 in Seki City, the City of Blades, we continue to providetraditional swords, knives, kitchen knives, and scissors.SEKI CITY KNIVES FORGED THROUGHOUT AN 800 YEAR HISTORY Seki City, the City of Blades, is the800-year-old blade capital of the Orient. In Seki City they have the greatest number of Japanese sword craftsmen in all Japan, who actively work on passing down the inimitable craft and tradition of Japanese sword-making from generation to generation, and intent upon introducing these excellent blades from Japan to the world.