Dual Grit Ceramic Stone, Blue Coarse Grit with White Fine Grit PreviousNext Dual Grit Ceramic Stone, Blue Coarse Grit with White Fine Grit SSDGRIT The Dual Grit Ceramic Sharpening Stone features a blue coarse side for recontouring and a white side for finishing and honing. Where to Buy x Category Dealer PartnersSales RepresentativeStrategic MarketsSchools RepresentativeAccutron™ Equipment Sales Zip Code Find RepresentativeReset Select a category, input a zip code and click on Find Representative, or explore the complete list here.