1With Ni + Cu + Ni three-layer coating, the magnetic force is strong and permanent 2Epoxy resin is used instead of the original plastic ring to make it more tight and provide protection for the magnet, helping to prevent chipping or cracking. 3Magnetic force level is N35, with strong magnetic force and high bearing capacity 4The magnet is suitable for river fishing and searching, recovering lost or discarded items and historical relics, etc. 5Strict quality control and quality assurance, high safety factor, can be used with peace of mindItem Type: Salvage Magnet Material: Magnet Maximum Load-Bearing: 357LBS / 162KG (the adsorbed iron is flat without unevenness, and the thickness is more than 3cm to achieve the maximum load-bearing tension) Magnetic Level: N35 Diameter: Approx. 75mm / 3in Thickness: Approx.15mm / 0.6in Weight: Approx. 557 g / 19.6 oz Salvage Rope Length: Approx. 20 meters / 65.6f Salvage Rope Color: Red1 x Salvage Magnet1 x20 MetersSalvage Rope