strong magnetic hooks

Strong magnetic hook: strong magnetic hook can attract iron and produces a magnetic field in the outer object. Strong magnetic hook narrow magnet refers to the products of magnetite ore, magnet tube generalized magnet refers to use for the object or device to generate a magnetic field. As a magnetic dipole magnet, can attract ferromagnetic materials, such as iron, nickel and cobalt metals. Decision [1] pole is a magnet to thin, pointed to the north pole is the north pole or N, pointing to the south pole to pole or S pole. If the earth like a big magnet, the earth's geomagnetic north pole is the S pole, N pole magnetic south pole is. strong magnetic hooks is a magnet heteropolar