Fits 51mm and 54mm: Specifically tailored to fit 51mm espresso machine steam wand handles, this brush meets the rigorous cleaning demands of both group heads and steam assemblies, guaranteeing a comprehensive clean every time. ABS Plastic Material: Constructed from PP plastic, this coffee cleaning brush offers reliable performance. Its design allows for efficient cleaning of narrow spaces within your espresso machine, saving time and while ensuring a 360-degree clean. Replaceable Brush Head: Designed for optimal sanitation, this espresso machine cleaning brush features a detachable head that allows for thorough cleaning of the brush section independently from the handle, ensuring your coffee machine remains in condition. Home and Commercial Use: Equally effective in both residential and commercial settings, this espresso cleaning brush is a versatile tool for any coffee shop, cafe, or home kitchen, ensuring your espresso machine operates flawlessly and your coffee tastes its best. Compact Cleaning Tool: This coffee machine cleaning brush is compact for easy storage yet powerful enough to remove stubborn coffee oils and grounds. Its dense bristles are designed to maintain the cleanliness and functionality of your coffee machine.