The Portasol Soldering Tool Kit contains four different tools. Simple tip/accessory installation allows you to convert into a soldering iron, blow torch, hot blower or hot knife within seconds. Ideal for aircraft, automotive, marine and home use. The hot knife will quickly cut and seal repairs on dacron, mylar and nylon. The soldering iron is ideal for working on electronics and avionics. Portasol is lightweight and fits easily in a tool box. Features cordless, go-anywhere versatility, 90 minute continuous use capacity, refills in 20 seconds with standard butane lighter fuel, and full 2 year warranty. Kit includes Portasol soldering tool with 2.4 MM tip, hot knife, blow torch, hot blower, cleaning sponge, safety stand and rugged plastic storage case.