18 Espresso Machine Parts You Need to Know | Espresso Parts
WEBBURRS. or dosing into the portafilter. Espresso Grinder Burrs are two round circular pieces that sit parallel to each piece of the two rotates while the coffee is fed through the machine. The coffee beans are crushed between the two to your ideal size for brewing. There are two different types of grinder burrs, flat grinder burrs and ...