The Neodymium Magnectic Rings from Magnet Montreal are the solution you have been waiting for when it comes to powerful neodymium magnets. Ring magnets allow you to easily bring the power of neodymium magnets to your garage or workshop. Simply install a standard screw through the pre drilled opening to secure the magnet to the surface. These mounting magnets are recessed in a solid nickel cast, giving them an impressive sturdiness.