Gaggia's MM Burr Grinder. The grinding of the beans is a critical moment in the preparation of a cup of true espresso. Ideally, it should be done just prior to the brewing of the coffee itself, and must be conducted with maximum uniformity and precision. For this the coffee grinder is essential: one has to be able to count on the accuracy of grind in relation to the particular coffee blend. The MACINACAFFE MM is more than capable of meeting such requirements. In addition, it is elegant in appearance and easy to maintain, and combines perfectly with all of the Gaggia coffee machines. Power Supply: 120-60Hz 100W.