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) The handle is ergonomically designed to save effort and not tiring hands. There are no problems with holds even for a long time, giving you a better experience. learn to use it in seconds, reliable performance, fully hardened with waterproof effect, repairs breaks, cracks in rigid or flexible thermoplastic parts., Manufacturer: GearDrivex