Extra Strong Neodymium Magnets (10 pcs) 60x10x4mm Powerful Magnets Suitable for Magnetic Boards, Refrigerators, Whiteboards and Much More Properties Neodymium magnets are among the strongest permanent magnets. The magnetic material used in our magnets is a high-quality alloy of neodymium, iron and boron. Their main advantage is very high strength with small dimensions. The maximum operating temperature is between 80C and 150C, depending on the alloy the magnet is made of. Product Description Material: NdFeB Magnet Silver Size: 60 x 10 x 4 mm Working temperature: 80 C Precautions: Beware of fragility, beware of crushing, store dry and at room temperature Scope of delivery: 10 magnets Product Details SUPER STRONG - Be equipped with very strong and reliable neodymium magnets - A single small magnet can hold up to 12 A4 pages of 80 grams with a remarkable adhesive force of 0.74 kg - 10 pieces with a size of 60 * 10 * 4 mm VERSATILE APPLICATION - You can attach these super strong square magnets to various surfaces. They can be placed on a magnetic board, refrigerator, whiteboard or any other metal object you can think of MAGNETS FOR EVERYONE - These little helpers made of neodymium are now an integral part of the toolbox, from professional craftsmen to hobbyists, these magnets are ideal for fixing, holding and placing ALSO WITH GLUE - If you want to attach something to a non-metallic surface, you have the option of gluing the magnets with universal adhesive or other adhesives - don't let anything stop you Pulling force: 58 lbs, ideal for DIY projects. Super strong rare earth magnets. Once they stick, they are difficult to separate. Neodymium magnets are fragile; they can break or shatter in the event of a collision.