This 3 by .7-inch (7.6 x 1.8cm) powerful magnet made of sintered Neodymium-Iron-Boron (NdFeB) has a 600-pound (272.2kg) pulling force when directly touching ferrous metal objects. Steel cup protects your N35-N52 grade rope magnet from chips and cracks, while the triple-layer NiCuNi coating provides shine and rust resistance. Keep magnet away from electronic devices and electrical body implants.
1. Do not allowed children and pacemakers to touch the magnetic hooks
2. Keep away from magnetic storage devices such as mobile phones, bank cards and computers
3. Please be careful in case powerful magnet hurt your fingers
4. Please ware gloves when you handle it, It is better to protect your fingers
5. If the magnetic hooks damaged please clear out soon, because the debris may be swallowed by pets or babies or may cause accident.