High-power induction heating: This bolt removal heater delivers 1800W output, heating metal to over 800°C in seconds without open flames or fuel. 25% faster than 1000W models, it enhances maintenance efficiency and eliminates fire hazards. Four-coil flexible kit: Includes 4 heating coils (Φ20mm, Φ30mm, Φ60mm, and flexible coil) to adapt to nuts, bolts, and irregular workpieces. Effectively disassembles rusted, jammed, or hardened fasteners in automotive, machinery, and construction applications. Easy to use and safe: One-touch on/off switch and ergonomic handle for easy operation. Induction heating precisely targets steel, iron, aluminum alloys, and silicon carbide without contact or open flames, ensuring a safe working environment. Upgraded design with cooling: Built-in cooling fan dissipates heat to protect components and extend device lifespan. Non-slip silicone grip for comfortable, stable operation. Includes carrying case for convenient storage and portability. Versatile applications: Expertly tackles complex metal heating challenges, such as rusted bolts, seized screws, and hardened industrial fasteners in automotive repairs, machinery maintenance, and construction projects for quick removal.