I recently bought a Delonghi KG79 coffee grinder, thinking that being advertised as an electric burr grinder with adjustable co****ness, that it can produce suitable grinds for my 'old school' espresso coffee machine

I recently bought a Delonghi KG79 coffee grinder, thinking that being advertised as an electric burr grinder with adjustable co****ness, that it can produce suitable grinds for my 'old school' espresso coffee machine. Seriously big disappointment - at best can do grinds for a plunger coffee pot...