The Dremel VersaFlame Blow Torch is a versatile multi-function butane torch designed for precision work. It features an integrated ignition trigger for easy startup and combines an open flame with a catalyst and soldering head for a wide range of applications. This torch is ideal for soldering, pyrography, hot cutting tasks, and other DIY projects. It has a gas capacity of 42 ml and the model number is 2200-4.