Neodymium magnet: 32x3mm 14Pack, each magnet comes with a double-sided adhesive backing, allowing you to easily attach them to any non-magnetic surface. No need for drilling or hardware! Magnets: Rare earth material neodymium magnet. The surface of the magnets is covered with Ni+Cu+Ni three-layer coating. Wide application: Round neodymium magnets can be used in various occasions .The industrial magnets is not easy to fall off after adsorption. Easy to use: The surface of the small round magnets is smooth and rust-proof, and it can be adsorbed on the metal surface without leaving marks or stains when moving. Neodymium Magnets: We are a manufacturer of neodymium magnets. We focus on producing magnet. Welcome to the store to discover more industrial magnets styles. If you have any questions, please contact us, your satisfaction is our biggest goal! Neodymium Magnets Rare Earth Magnets 32x3 mm Round Magnet with Double-Sided Adhesive Backing for Industrial 14Pack