BYKES 30 Neodymium Bar Magnets Extremely Strong Magnets Refrigerator Magnets Super Strong Rare Earth Magnets 1/2 x 1/4 x 1/8 inch Bar N48

Size: 1/2" long x 1/4" wide x 1/8" thick bars Nickel (Ni) Plated (silver-like shine) Grade: N48 - Extremely powerful magnetic material Set of 30 Magnets - Magnetization: Through Length WARNING: VERY STRONG MAGNETS. KEEP OUT OF REACH OF ALL CHILDREN. THIS IS NOT A TOY. Neodymium magnets are the worlds strongest magnets. We offer the highest quality neodymium magnets with consistent performance at the lowest price. Our strong neodymium magnets are designed and manufactured to meet stringent quality standards using the latest technology. Neodymium magnets (also known as Neo, NdFeB, NIB or super magnets) a type of rare earth magnets, are the permanent magnets made from neodymium, iron, boron and other minor elements. Nickel-Copper-Nickel triple layer coated for maximum durability and protection against corrosion. Set Contains - 30 Neodymium  MagnetsSize - 1/2 x 1/4 x 1/8 InchShape - BarGrade - N48   WARNING: THIS IS NOT A TOY. These magnets are not marketed for entertainmen