Always dry the stone after use and before storing.
Clean the stone occasionally, using soapy water and a soft brush.
A 4-sided diamond sharpening stone supplied with a worksafe surface gripping base for quick, easy and effortless sharpening of any blade.
Grits: Fine (red) 600 grit, Medium (green) 400 grit, Coarse (yellow) 300 grit and Extra Coarse (blue) 200 grit.