Metal detector are two words that have different meanings to a lot of people. When you mention the words metal detectors, most people would think of airports and malls where this device is used to trace if the people coming in have concealed metal things with them, including guns and other deadly instruments. For a few, metal detectors mean treasure hunting or looking for anything metallic by the beach. These are all correct suppositions because through the years, detectors have been used in industries and other peacekeeping purposes. In the past and even up to present, these metal detecting devices are being used in the mining trade to locate large deposits of minerals. Detectors are also used in the construction and renovation industry to locate steel fortification in walls when drilling. To know more you can click here >>> Best steel fortification service