The Metal Shark Rect by Cassel Messtechnik is a metal detector which is designed for rough industrial applications at the wood yard. It is specifically designed to suits in the large scale production of wood logs and paper bales. The equipment is installed with a U-trough shape conveyor having a flat belt and special vibration conveyors. For its dimension, it has a width of about 800 to 4500 mm and a height of 2000 mm . Plus, it can work under the temperature of -40° to +40° C. Also, it can be controlled using two available digital controllers which are Metal Shark-1 and Metal Shark-2. This equipment is known across the world because it had reached more than 500 Cassell metal detectors that are installed around the world.