ITEM NAME:172Lbs (78Kg) Pulling Force Super Powerful Round Neodymium Magnet With Eyeb O8P3 172Lbs (78Kg) Pulling Force Super Powerful Round Neodymium Magnet With Eyeb O8P3 Powerful Pulling Force-N52 TOP Magnetic Grade,1.89 inch (48mm)diameter and 0.38 inch (9.6mm)thickness.Super strong neodymium magnet raises it's pulling force to 172LBSï ¼Ë†78KG) in perfect.Multi-use-powerful neodymium magnet is great for magnet fishing, lifting, hanging, retrieving applications. Have fun searching for lost treasure in rivers, lakes, wells, canals or ponds. 1 Round Neodymium Magnet.