Built with durability in mind, the trowel gun features a plastic casing, guareeing a long-lasting, robust for all your needs. Engineered with a brass soldering iron that ensures quick heating and seamless s without cang additional damage, ing to professional-looking outcomes. PRECAUTIONS: Welding kit power is large, do not use the heating time is too long, if a long time without stopping the work may lead to the failure of the welder can not be used, you can pause for a period of time and then continue to weld.(Except for plastic materials containing fiberglass, which have poor repair effects) High Performance:Long-term Application Welding of plastics heats up quickly in 1–2 seconds,It does not damage the car and plastic surfaces,and the repaired surface has strong seismic and deformation resistance Replacement some plastic parts can be hard to track down and expensive when you do find them . The plastic repair welding kit will permanently repair cracks and tears on a wide assortment of hard and soft plastics., Manufacturer: UTYSRFgkjlol