Sievert 3940 Standard Gas Blow Torch Burner – Precision Heating for Small-Scale Applications The Sievert 3940 Standard Gas Blow Torch Burner is the ideal solution for soft soldering, small heating tasks, and precision metalwork. Designed with efficiency and reliability in mind, this compact burner is perfect for professional and DIY use. Key Features: Brush-Type Flames: Provides controlled and even heat distribution, ideal for soft soldering (up to 400C) and silver soldering (up to 615C). Precise Connections: Designed for easy integration with Sievert Pro Neck Tubes for secure and efficient performance. Optimal Working Pressure: Operates be