【Powerful Magnets】Powerful neodymium magnets, extra strong and extra thick neodymium rare earth magnets: 42 mm, provide 70 kg pulling force lifting magnets. 【Multifunctional Fishing Magnet】Retrieve various materials including nickel, iron, steel, cobalt and their alloys underwater, lawn, grass, yard, garage, river, lake, etc. This heavy duty fishing magnet is perfect for lifting, hanging and retrieving. For your entertainment, you can have fun searching for various objects such as coins, guns, screwdrivers, knives, hooks, fasteners, nails and metals. 【Neodymium Magnets】Our powerful fishing magnets are coated with 3 layers of NI+CU+NI on a steel base. The smooth, rust-proof, and flat surface makes the fishing magnets strong, waterproof, corrosion-resistant, and scratch-resistant. 【High-quality magnets】The powerful magnetic fishing force of the lifting magnets is concentrated at the bottom. Magnetic pick-up tool for lifting and underwater use, ideal for underwater recovery and retrieval of lost ferrous objects. Durable and long service life.