[header] How to cut a magnet [title] Get a heavy duty paper cutter. [step] You can get paper cutters at any office supply stores. Make sure it's labeled as " heavy duty, " since this kind slices through thicker objects better than regular cutters. 
Newer cutters also tend to have sharper blades, which is necessary for making an even cut. [title] Place the magnet on top of the paper cutter.