JIKE: mno jinde na eshopu pisou, takze pokud z toho kluci rusky vykouzlili nejakej zazrak, bude to spis sikovnost a dobry zpracovani, nez nejakej supermaterial:
Knives with blades of XB5 “Diamond” steel (similar to 440B, 440C) have are 62 to 64 HRC (due to high carbon content of the metal and vacuum-furnace heat treatment). The knife blades are forged manually, from the butt and towards the cutting edge. The metal is compacted and consolidated. Knife handle is made of Brazil-nut wood. All knives are certified and are not classified as cold weapons.
Pantera handcrafted XB5 “Diamond” steel (similar to 440B, 440C) knife with wooden handle
http://heritageblades.com/...custom-damascus-knife-400-layers-with-walnut-handle-and-brass-bolster-1