CMS MAGNETICS - Rectangle Neodymium Magnet Bar (1 ct, 3” x1/2" x1/4”) - Rare Earth Rectangle Magnet for Crafts, School Projects & Magnetic Therapy, Pack of One Rectangular Neodymium Bar Magnet Description Features: Made of the highest quality neodymium, iron, and boron magnetic blend using state of the art manufacturing technology. Grade N45, with an extremely strong pulling force of 33 lbs per magnet. Magnetized through the 1/4" thickness, the poles are on the 3" x 1/2" surfaces. Nickel-Copper-Nickel triple layer coating for superior durability. Product Details: Material: Neodymium Brand: CMS MAGNETICS Color: Silver Shape: Rectangular Number of Pieces: 1 Is Discontinued By Manufacturer ‏ : ‎ No Package Dimensions ‏ : ‎ 4.25 x 3.39 x 2.24 inches; 1.76 Ounces Date First Available ‏ : ‎ November 15, 2015 Manufacturer ‏ : ‎ CMS Magnetics, Inc. Best Sellers Rank: #28,103 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #241 in Rare Earth Magnets #241 in Rare Earth Magnets Customer Reviews: 4.6 4.6 out of 5 stars 1,037 ratings