DIYMAG Neodymium Magnets, 6 Pack Strong Magnetic Bar with Double-Sided Adhensive Backing Heave Duty Rare Earth Magnet for Fridge, Classroom, Science and Craft - 2.36 x 0.39 x 0.12 in Silver 60x10x3mm Silver 6

Specifications:

POWERFUL MAGNETS - Neodymium magnets bar made of Strong Magnetic Material with excellent strength. Holding Power is not Less than 18 lbs per Magnet with Direct Touch and Direct Pull. Each of heavy duty small bar magnets for crafts can easily meet your needs.
PRACTICAL SIZE - The bar magnets size are 60 x 10 x 3 mm/2.36 x 0.39 x 0.12 IN. The packaging includes 6 double-sided stickers and 6 strong magnetic strips. The magnets provide strong hold on metal surfaces, and with the included adhesive pads, they can also be attached to non-metal surfaces as needed.
PREMIUM COATING - Ni+Cu+Ni three layers coated. Providing corrosion resistance and a smooth, rust-proof surface. Which ensures our neodymium magnets can be removed without leaving scratches.
VERSATILE APPLICATION - These strong bar magnets with double sided adhesive provide you with countless possibilities and are suitable for your various purposes. From kitchen to office, garage, cabinet, scientific purposes, arts, and school, our rare earth magnets can be used in a wide range.
TIPS - The pulling force of the strong magnets will be affected by the flatness and material of the contact surface, the magnetic force is strongest when used on smooth iron products. Make sure to separate the magnets in proper way by sliding slowly in case of hurting fingers.