Experience the convenience of our stainless steel coffee reference card. Say goodbye to guesswork and achieve precise measurements for a more accurate brewing process. Designed for coffee enthusiasts, this handy tool provides quick conversion diagrams for common brewing conversions. Its simple and satisfying design makes it easy to calibrate your grinder and achieve consistent sizes. Suitable for both experienced coffee lovers and home this versatile reference card works with all and models of coffee grinders. It's an essential tool for achieving desired sizes and optimizing your coffee brewing process. Perfect for your kitchen coffee this reference card allows you to easily adjust sizes for a customized brewing experience. Save time and effort by consistently brewing delicious coffee with the help of this convenient tool. Discover the of our reference card. Crafted from stainless steel, it ensures long lasting use and easy cleaning. Take control of your coffee brewing by accurately measuring and adjusting sizes to suit your taste preferences. Please note:English version, There is a slight color difference or difference in kind, it does not affect the use, please do not mind, thank you! Colour:Silver Material:Stainless steel Package Contents: 1 x Coffee Reference Card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.