Do not soak Chosera stones in water for more than a few seconds

Fine (estimated 2000 JIS) and Ultra Fine (estimated 5000 JIS) grits

Sungari is extra-fine natural stone with estimated grit approximately 4000-5000 JIS

Hapstone Diamond Plates are made in Edge Pro form-factor and is used for sharpening knives on Hapstone

venev orion series resin cbn full set for edge pro new-variants Do not soak Chosera stonesVenev Orion Series Resin CBN Series is the first CBN product developed by Venev Industrial Diamonds. Venev Orion ('Orion Cubed') is made in Edge Pro form factor and is used for sharpening knives on Hapstone, TSProf, and all Edge Pro compatible guided sharpening systems. CBN (Cubic Boron Nitride) is the second hardest material after diamond. Venev Orion consists of a 3mm thick CBN bearing plate mounted on an Edge Pro aluminum base. The CBN bearing