Neodymium Square Block Magnet 15x15x5mm with 5mm Hole

Neodymium Square Block Hole Magnet 15mm x 15mm x 5mm with a Single Countersunk Holes. Shape: Block / Rectangle Rating: N42 Plating: Ni-Cu-Ni ( Nickel ) Material: NdFeB ( Neodymium ) Magnets Type: Neodymium Great for DIY projects, and experiments.