The SpectroMill® Ball Pestle Impact Grinder/Mixer is a compact bench-top device used for blending and pulverizing samples ranging from 2 to 30cm3. A combination of features provides the analyst with a virtually unlimited capability to process innumerable types of samples. Typical samples include: geological rocks, minerals, dried soil and sand, cement, sinters, slags, ceramics, catalysts, glass, pharmaceuticals, dried plant and animal tissues, seeds and many other types of samples requiring fine particle size, uniform configuration, homogeneous distribution and reproducible x-ray data. The SpectroMill® Ball Pestle Impact Grinder/Mixer is available in several different models: - SpectroMill®-I that consists of a single clamping mechanism with an LED display. - SpectroMill®-TS is the same as the SpectroMill®-I with a touchscreen LCD display. - SpectroMill®-II has two clamping mechanisms with the LED display.