EVT series are vibratory machines used for processing fragile, heavy, long or bulky workpieces. Trough vibratory machines are preferred for surface treatments such as surace grinding, edge rounding and polishing in the jewelery industry. Especialy, it is preferred machine for polishing with metalic media processes. It provides maximum efficiency thanks to its properly designed motor. Adjustable volume dividers an be optionally attached to the inerior of the working bowl at the desire distance according workpieces dimensions. This feature offers the ability to process different types and sized of workpieces simultaneously in a single machine.