If I had to use it only for seeds (flax, sesame) and spices (pepper, cumin, pink pepper), I would have given it 5 stars easily. But having found a bio pure Arabica coffee beans, I was hoping to do two things at once. My dream is to drink through this machine not only an economic but good coffee does not come true. Indeed, my Italian coffee maker does not accommodate a too irregular grind and I feel more bitter and less aroma than most coffee I usually buy already ground. So it may be very suitable for a coffee maker or piston but not for my delicate little itallienne stainless steel. I already eyeing the side of the true grinders, although knowing that their price makes them even somewhat affordable. Meanwhile, it will be necessary for me to finish grind the rest of the pack