but it's not mandatory

Charnley Forest is novaculite

Diamond Compound consists of synthetic diamond powder

Set composition

and are mounted on high quality aluminum blanks with laser engraving

venev orion series diamond set for edge pro but it's not mandatoryVenev Orion Series Set "Sirius" includes six 6" resin bonded diamond stones: F80, F150, F240, F400, F800, and F1200. Venev Bonded Diamonds are used for sharpening knives on Hapstone and Edge Pro knife sharpeners. Diamond sharpening stones offer excellent performance in sharpening knives of any steel. Venev Diamonds consist of a 3 mm thick diamond bearing plate on an Edge Pro aluminum base. The diamond bearing plate contains evenly distributed diamond