40Pcs Strong Rare Earth Magnets, 20x3mm Round Fridge Neodymium Magnets, Powerful for Fridge, DIY, Building, Scientific, Craft, and Office

40Pcs & Exquisite Package- Our package contains 40pcs magnets (Size: 20x3mm/ 0.79 * 0.12 inch), and the magnets are well-protected during the transportation Scratch-free Technology- Each of our super strong magnets features a smooth surface, which can be easily removed without leaving scratches on your refrigerator or office board. Do not worry it might scratch the fridge or your new table anymore. The magnetic flux of our product is below 50 kG²/mm² High Quality Round Disc Magnets- Our small earth magnets are crafted from high-quality neodymium metal with three layers of protection, resistant to corrosion and oxidation, which greatly enhance the durability of the tiny magnets, can perfectly satisfy your needs Unlimited Uses- You can utilize the strong craft magnets when displaying photos, greeting cards, or working session papers as an aid. Also can help store items or secure objects like charging cables, fountain pens, and sticky notes. The heavy duty neodymium magnets are highly practical for home and office Professional Brand- Manufactured under ISO 9001 Quality Systems. Warning- Not a toy. Strictly for users aged 14+. Children under 14 are prohibited from use (per safety policies), as improper use of magnets may present a swallowing hazard