H160/H180 Flame Polishing Machine Welder Machine Acrylic Hydrogen Water Welding Machine. Welding Kit use Ergonomically designed handle that fits in the palm of your hand, you won't feel fatigue when holding it for a long time, making your work more convenient, fast and easy. 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) Perfect repair: The rubber grip lies comfortably in the hand and does not tire even with prolonged holding. Your work will be more convenient, faster and more precise. Welding can be done easily, efficiently and safely to repair the surface, and you get a perfect crack repair, Manufacturer: ZGHQHCDRH