whetstone ,knife sharpener,cutlery,sharpening,edge,blade whetstone ,knife sharpener,cutlery,sharpening,edge,bladeProduct DescriptionThis super-Fine whetstones is Grit 400 for ... Sharpening Instruction:Using gentle pressure, simply pull the edge of the blade in a 20-degree angle across the stone from ... the heel of the blade to its tip. Repeat this same procedure on the ...