Mixer mills are versatile laboratory instruments designed for grinding, mixing, and homogenising materials in a single, efficient process. These mills operate by using a combination of high-energy impact and friction, where sample materials are placed in a grinding vial along with grinding balls. As the vial oscillates or rotates, the balls collide with the sample, resulting in rapid size reduction and thorough mixing. Mixer mills are particularly useful for preparing powders, suspensions, and even biological samples, making them suitable for applications in material science, pharmaceuticals, and food technology. Many models offer adjustable parameters, allowing users to customise the milling process for different materials and desired outcomes. By streamlining sample preparation, mixer mills enhance productivity and consistency in research and development.