Each tool contains a magnetic tip made from neodymium, the strongest magnetic material available. Sturdy, telescoping body with vinyl handle grip gets to the hard to reach places to retrieve screws, nails and paper clips. Adjustable locking hinge allows access around corners or in areas where as unusual angle is necessary for object retrieval. All magnets are not created equal. Neodymium magnets are a permanent type of Rare Earth Magnet, made from neodymium, iron, boron and other transition elements. Affordability & availability contribute to this strong magnet's growing popularity. These are the strongest permanent magnets on the market today. Grade N35 offers high performance at an economical price. Neodymium magnets have many uses, from a variety of industrial applications to an unlimited number of personal projects. They can be used in the manufacturing of motors, alternators, and actuators and also great for crafts, school experiments and DIY jobs. Perfect for small yet strong closures and fasteners and ideal for keeping objects secure on any ferrous metal surface.