Sword grade Big Soft Uchigomori Koppa for fingerstones or use as polishing stone for Kasumi Knives or Swords
This is quite large Uchigomori and extra soft !! So super to make very uniform finish. Top serface is rugh but can be flattened with sandpapper or Atoma !
Max Size: 210mm 150mm 35mm
Stone come unflattened with a rough surface !