40x40x20mm Super Strong Neodymium Block Magnet, N52 Permanent Magnet Disc, The World's Strongest and Most Powerful Rare Earth Magnets - One Piece
- HIGH QUALITY- Made from strong neodymium-iron-boron alloy (NdFeB) and have a stylish nickel coating (Ni-Cu-Ni) with an appealing silver surface --- All the magnets are magnetized axially and have a maximal operating temperature of 80 degrees Celsius..
- EXTREME DURABILITY - Nickel-Copper-Nickel triple layer coating for superior durability..
- MULTIPLE USES - These Magnets are Ideal for DIY craft projects,science project magnets. Use these rare earth magnets for anything, including finding studs in your wall, fastening, lifting,hanging objects, various projects & presentations, education, & more..
- DIMENSION - Diameter 40mm x thickness 20mm(approx.1.57"x0.79" ).Tolerances: 0.2mm x 0.2mm..
- 100% MONEY-BACK GUARANTEE! If these magnets don't live up to your expectations, don't worry. You can send them back for a full, complete refund of every penny you paid! You take NO RISK when you purchase with us today!.