51mm bottomless portafilter can help produce more and better grease, can change the taste of coffee, bring more coffee flavor.The holes are relatively fine and are commonly used to filter coffee liquids where uneven sizes exist The handle of the bottomless coffee machine can intuitively see the position, flowing rate, color of the coffee after the water flows through the filter handle, observe the state of coffee extraction, and find the defects and errors before extraction 51mm portafilter basket adopts high‑quality wood +304 stainless steel materials, environmentally friendly and durable, easy to clean 51mm bottomless portafilter 2 ears handle can be disassembled freely, convenient to wash and can be replaced with different material handles, let you experience the fun of DIY Espresso portafilter 51mm is suitable for use at home or office, a beautiful gift for friends who like coffee, bring convenience to your friends