Ceramic Whetstone Gang Yan Hui (kagayaki) #400 NK-2004 from Ceramic.
Japanese catalog name: セラミック砥石 剛研 輝（かがやき） ＃４００ ＮＫ－２００４
Catalog specification: ＃４００ ＮＫ－２００４
Category: Kitchen Knives and Sharpening Tools
Ceramic Whetstone Gang Yan Hui (kagayaki) #400 NK-2004 from Ceramic.
Japanese catalog name: セラミック砥石 剛研 輝（かがやき） ＃４００ ＮＫ－２００４
Catalog specification: ＃４００ ＮＫ－２００４
Category: Kitchen Knives and Sharpening Tools