Strong ceramic magnet block (grade 5) is a rectangular long magnet with 4 polished corners. It is 2 inches long, .375" wide and .25" high. The poles are on the largest sides of block magnets to maximize the attraction force and make them a better choice for hanging small tools or other objects that are attracted to magnets.
Some uses include holding pins, needles, paper clips, folder clips, nails, screws, washers and many more.
Overall dimensions are: 50 mm x 9.5 mm x 6.3 mm