1NdFeB magnets are permanent magnets with the strongest magnetic force at present. 2NdFeB magnets are usually coated Nickel-Copper-Nickel plating to prevent from rusting. 3You can use it for hunting, vertical pull of it can be up to 160KG. 4The product is made of a round magnet and stainless steel rings. The two parts can be teared down and assembled. 5It can be adsorbed on a variety of iron materials, can be used to hang things. Description: NdFeB magnets are permanent magnets with the strongest magnetic force at present. NdFeB magnets are usually coated Nickel-Copper-Nickel plating to prevent from rusting. Hunting Charm Eyebolt is made of A3 Steel and NdFeB Magnets, which can be for sea fishing and hunting. It can be adsorbed on a variety of iron materials, can be used to hang things. Feature: 1. NdFeB magnets are permanent magnets with the strongest magnetic force at present.2. NdFeB magnets are usually coated Nickel-Copper-Nickel plating to prevent from rusting. 3. You can use it for hunting, vertical pull of it can be up to 160KG. 4. The product is made of a round magnet and stainless steel rings. The two parts can be teared down and assembled. 5. It can be adsorbed on a variety of iron materials, can be used to hang things.Specification: Condition: 100% Brand New Item Type: NdFeB Magnet Material: A3 Steel + NdFeB Magnets Operation Temperature: 80 Density: 7.5 g/cm3 Remanence: 1.28 T Intrinsic Coercive Force: 995 KA/m Coercivity: 915 KA/m Maximum Magnetic Energy: 318 KJ/m3 Assembly Mode: Threaded Connection Vertical Pull: 160KG Horizontal Pull: 16KG Weight: Approx. 714g Base Diameter: Approx. 7.5cm / 2.95 Base Height: Approx. 1.9cm / 0.74in Inner Ring: Approx. 2.4cm / 0.94in Outer Ring: Approx. 4cm / 1.57in Ring Height: Approx. 4.5cm / 1.77in Packing Include:1 * NdFeB Magnet