About This High-Quality & Durability – The 51mm dosing funnel and puck screen are made of food-grade stainless steel, ensuring safety and hygiene. They are long-lasting, durable, and resistant to drops. Keeps Your Counter Clean – The dosing funnel ensures that ground coffee fall directly into the portafilter, preventing mess and keeping your kitchen counter tidy. Enhanced Coffee Brewing Experience – The puck screen ensures even water flow, reducing coffee splashes and minimizing coffee grounds on the machine for a cleaner brewing process. Complete Tool Set – This set includes a 51mm dosing ring and a 51mm puck screen, designed for optimal compatibility with 51mm espresso machine portafilters. Perfect Accessories for Coffee Lover – Whether you're a beginner or a professional barista, this set enhances your brewing experience, providing a cleaner, more precise, and enjoyable coffee-making process. A must-have for espresso lover!