This set of 8 magnets are used in each of our 3D printed Field Notes Storage Cabinet assemblies. Although they are already installed in the final product that we sell on our website, we are making these available if you choose to download the model files and print the parts using your own 3D printer. Each Field Notes cabinet requires 8 magnets, 2 on each side. WARNING: This is not a toy for children. These are strong magnets which are a choking hazard and can cause serious injury or death if swallowed. Please keep away from Pacemakers. What you get: 8 magnets, 1/4" diameter x 1/4" long Specifications Each pack contains eight neodymium magnets: 1/4" Diameter 1/4" Long Grade: N48 Finish: Nickel/Copper/Nickel 3 Layer Pull Force: Approximately 6.3 lbs.