This 4″ Diamond Sharpening Stone is course and is 325 grit. It has a interrupted surface with a straight-line groove for hooks and pointed objects. It comes with plastic base and cover that doubles as a extension. The micro-tool pad is ideal for blade tips and small cutting tools.4″ diamond stonecourse 325 gritplastic base and coverhook sharpenermico padlightweight and compactWarning: Cancer and Reproductive Harm-www.p65warnings.ca.gov, Advertencia:Cancer y Dano Reproductivo-www.p65warnings.ca.gov
