10pcs 12x8x3mm Neodymium Block Magnets N42 Strong Permanent Rare Earth Rectangular Magnets Amazon (12mm x 8mm x 3mm)

12x8x3 mm Strong Block Neodymium Magnets N42 Rare Earth Blocks Where To Buy Neodymium Rectangular Magnets (12mm length x 8mm width x 3mm thickness)

• Shape: Block / Rectangular
• Dimensions: Block magnet 12 x 8 x 3 mm Neodymium, N42, nickel-plated
• Magnets Type; Neodymium, Permanent
• Material: Sintered NdFeB (alloy of neodymium-iron-boron)
• Grade: N42
• Plating /Coating: Ni-Cu-Ni (Nickel)
• Magnetization Direction: Thru Thickness (poles on 12mm x 8mm surface)
• Weight: 2.2g
• Max Operating Temp: 176ºF (80ºC)
• Surface Field (Gauss): 2979 Gauss
• Strength: 1.85 kg
• Application: Jewelry Magnets, Magnetic Bracelets

This is a very handy and popular size of block magnet.  The grade N42 version is considerably stronger than some other N35 block magnet.  These blocks are useful for a wide range of magnetic applications.