High quality: It has a long service life, resistance to high temperature, more dirt resistance. Low temperature resistance and mechanical properties, not easy to rust and deform by oxidation. Easy to Use This product is made of stainless steel and has a small size, it is very easy to carry and use. For pistol type, good resistance to . Specific Features: This product is made of stainless steel material, corrosion resistance, good plasticity and high strength. Effectively the hot air gap between the steel pipes and use the hot air gun to discharge from the air nozzle. Wide Range - Used for welding PP, PVC and other plastic sheet, widely applications suitable for most occasions., Manufacturer: Bumdenuu