Sievert 8710 PowerJet Soft Flame Burner – Precision for Soldering and Shrinking The Sievert 8710 PowerJet Soft Flame Burner is a high-performance burner designed to deliver a straight and stable flame pattern, ideal for soft soldering larger pipe diameters and shrinking smaller shrink tubing. Engineered for precision and efficiency, this burner is perfect for professionals handling detailed soldering and shrinking tasks. Key Features Straight and Stable Flame – Delivers consistent performance for precise soldering and shrinking applications. Soft Soldering Efficiency – Perfectly suited for soldering pipes with a maximum diameter of 22mm. Versatile Applications