FKMD – Fox Knives Military Division. The FKMD brand was created as a result of cooperation of the FOX Group with the military industry, created to distinguish production for the military from production for the civilian market. The brand, existing since 2005, addresses its offer to fans of military and tactical equipment. Many of the products in FKMD are certified by the NATO Stock Number (NSN), a 13-digit numeric code that identifies products in NATO countries.