KEFEI 20Pcs 12x3mm N50 4mm Hole Round Disc Strong Block Rare Earth Neodymium Magnet

Specifications: Super strong rare-earth magnets once they get stuck with each other they are hard to break apart. Great for do-it-yourself projects. Type: Magnet Material: NdFeB Grade: N50 Features: Strong Magnetic Round Disc with Hole Size: 12mm x 3mm/0.47 x 0.12 (Approx.) Hole Diameter: 4mm/0.16 (Approx.) Notes: Due to the light and screen setting difference the item s color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 20 x Magnet