This magnetic induction heater is designed for fast, flame-free removal of rusted, frozen, and stuck metal fasteners. With 1100W power, it heats targeted metal parts in about 30 seconds to help loosen bolts, nuts, screws, bearings, and gears. The handheld design includes a textured non-slip grip, built-in LED light, and upgraded cooling system for safer, more controlled operation. It comes with 3 coils to handle a range of metal heating tasks in automotive repair and mechanical maintenance.