Steel Dragon Tools 660LBS 300 KG Neodymium Lifting Magnet Magnetic Shop Crane Metal Lifting Hoist Steel Dragon Tools M0300 is an industrial-strength lifting magnet. Max Weight: 660 lbs. (300 kg) Max Weight for Curved Surfaces: 220 lbs. (100 kg) Max Weight for Vertical Lift: 220 lbs. (100 kg) Magnet Type: N45 Neodymium