AplysiaTech Neodymium Cup Magnets with Countersunk Hole, 4/5" Diameter - 16 Pack, Rare Earth Pot Magnets for Mounting, Round Base Cup Magnet Used in Garage, Kitchen, Workplace 20mm x 7mm

["【Super Strong】- Be produced by rare earth material and are composed of neodymium (Nd), iron (Fe), and boron (B). Steel cup make the pot magnet much more sturdy.","【Anti-corrosion】- Coated with Nickel-Copper-Nickel 3 layers metal, our cup magnet has no rust when you put it in the air for a long time.","【Easily Use】- With screw been assembled on the wood or wall, this mounting magnet are widely used in your kitchen, garage, work place or outside for holding steel items.","【Warning】- Be careful with neodymium magnets because strong countersunk hole magnets can hurt your fingers. When pulling apart magnets, be sure to do it the right way. If you do it wrong, the neodymium magnets can get too strong and hard to take it from other magnets. Also, be far away from pacemaker and children in case of harm.","【Quality guarantee】- Welcome to contact us once you get wrong or bad magnets. We will be sure that all the information we provided for the products is correct."]