Type: Sharpeners;Certification: EEC,CE / EU,SGS,LFGB,CIQ,FDA;Feature: Stocked,Eco-Friendly;Model Number: Whetstone;Brand Name: EECOO;Metal Type: White Corundum;professional knife sharpener stone: kitchen knife sharpener;knife sharpener: sharpening stone;sharpening stones grit: knife sharpening stone;kitchen knife sharpening stone: whetstone 10000;