These powerful magnetic assemblies are designed to be used as latches for cabinet doors, chests, displays and other flush closures. Kit comes with hardware needed to install 2 secure closures. Simply attach the steel cup magnet to one surface and the strike plate to the other. For flush mounting, counter bore a hole in the wood first. Use the friction discs included for a quieter close. Holds up to 16 lbs. 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.