Releasing Tool for Shuttering Magnet - It is used as a either to force apart handle which magnet been welded Concrete Magnet crowbars are commonly used to remove magnet from the iron steel surface, or pry apart magnet and let the magnet return to the steel box. A concrete magnet crowbar, or magnet pry bar,is a tool for removing the concrete magnet box, the concrete magnet crowbar is made of carbon steel which is a strong and tough. This concrete magnet bar has a half circular notch on the prybar which could match with the concrete magnet handle. After catching the concrete magnet handle, someone could push the steel bar which could pry up the Block Magnet in the magnet box.