Soldering and more with the Therma-Boost Heat Tool. Introducing Therma-Boost... the 27-watt continuous heat tool that turns into a high-performance 130-watt, soldering gun with a squeeze of the ThermaBoost trigger. In standard mode, Therma-Boost can run for hours, making it perfect for cutting rope, Styrofoam®, and other craft materials, scoring hard substances like Plexiglas®, and smoothing or shaping materials like soft plastics.