Nakayama Asagi is ultra-fine natural stone with the LV5/LV5+ hard rating

The hexagonal form corresponding to graphite is the most stable and soft among BN polymorphs

Premium 4" Stone Holder for Work Sharp Precision Adjust overcomes the limitation

Guangxi stones are available in 6 mm thickness

It well fits hunting knives and folding knives with a wide spine

sungari stone kmex Nakayama Asagi is ultra-fine naturalSungari Whetstones are used for the finish or pre finish sharpening on KME or Hapstone knife sharpeners. Sungari is mined in the Sungari river in China. Sungari is extra fine natural stone with estimated grit approximately 4000 5000 JIS. Sungari stones are universal and can be used to sharpen knives of any steel. Sungari is preliminarily lapped and does not require lapping after purchase. Sungari sharpening stones should be used with a honing oil or