MWF MF Security - HD30 Hand Held Metal DetectorMWF MF Security HD30 Hand Held Metal Detector Through our interest in all activities related to detection systems, we always strive to provide the best and latest. Our development team has tended to the security and protection sector, which seeks to achieve safe areas to maintain a stable security environment all over the world, MWF produced fot he first time a hand held metal detector that provides greater sensitivity and more accurate verification