The AK 315 may be the smallest of Doppstadt’s grinders, but it easily handles most tasks. This compact mobile machine allows for a great variety of applications and ensures the highest flexibility. With it’s upgraded electrical system, hydraulic belt-tightener, more powerful main drive, and modular design, the AK 315 high-speed grinder is highly customizable to fit your operation. New machine. Same great Doppstadt and Ecoverse reliability!