Welding set with burner 17mm +22mm brazing tube burner + flat burner 40mm with 1.5m gas hose.

This model has a welding tubes and it can be screwed directly to the end of the burner in the product, do not replace it after removing it. 

Use: The intensity of the flame is regulated by the opening or closing of the top. If the product is equipped with a rapid opening lever, adjust the knob to obtain the flame at minimum