Hapstone Opti Clamps (Whole Milled Angled) - the latest development of Hapstone for R2 knife sharpener

The working surface is curved

Atoma Diamonds are used for sharpening knives on KME knife sharpeners

A table-mounted knife sharpener is perfect for home or professional use

and all Edge Pro compatible guided knife sharpeners

chinese bluestone for kme mounted Hapstone Opti Clamps (Whole MilledChinese Bluestones are used for super finish sharpening using KME or Hapstone knife sharpener. Estimated grit for Bluestone is approximately 6000 JIS. Chinese Bluestones stones are universal and can be used to sharpen knives of any steel. May have slight natural imperfections; this is not a defect. Chinese Bluestone is preliminarily lapped and does not require lapping after purchase. Chinese Bluestone should be used with water as a lubricant. Soak