Microflame features Micronox(TM), a laboratory tested and proven gas used as a fuel oxidizer. It has a longer operating and shelf life than oxygen, extends the operating life of butane and produces a neutralizing flame.
 
Torch set solders and brazes and has a 5000°F pinpoint flame. Set includes torch, flame tips, gaskets, 1 butane and 2 Micronox cylinders, brazing rod and flux. Also contains a 1/2" thick fireproof board and a working surface on which the Microflame torch can be used safely.