Powerful Neodymium Magnets, 18 Pack Super Strong Waterproof Neodymium Bar Magnets, Strong Permanent Rare Earth Magnets for Fridge, DIY, Building, Scientific, Craft, and Office Magnets, 15x15x3mm

Strong magnet bar 15x15x3mm Magnetization condition：20～22Gauss Surface plating：Nickel Package Quantity: 18Packs NOTICE １.Since this product is a sintered product made by solidifying powder, its mechanical properties are fragile and may crack if dropped or hit. ２.Keep away from electronic devices such as personal computers and smartphones, IC cards and credit cards. ３.Do not use if you are wearing an implantable medical electronic device. • 【Three Layers Magnets Coated】Neodymium Bar Magnets is Coated with Three Layers of Ni+Cu+Ni,So They Provides a Shiny and Rust Resistant Protection for the Magnets. • 【Super Strong Magnet】It is Made of Strongest Magnetic Material. Strong holding power, Holding Power is not less than 18lbs per Magnet with Direct Touch and Direct Pull. • 【Magnets Dimensions】The Size of Heavy Duty Magnets: 15mm x15mm x3mm , Tolerances: ±0.05mm. • 【Widely Application】Waterproof Neodymium bar magnets can be Applied to Refrigerator Magnets, Kitchen, Shower door, Office, Scientific Experiment, Arts and Crafts, office supplies, factory production sites, warehouses, educational activities, etc. • 【Warm Tips】The Bar Magnet is Very Fragile, It is Forbidden to Collide with Other Metal Objects (Including Another Magnets), So Be Careful when You are Trying Separte Them.ortant.