Designed for the welding industry, is capable of lighting any flammable gas. Features a very long lifespan and provides the lowest cost per ignition of any lighter anywhere. Flint tip may be easily replaced with one of universal single flint renewals. Features a round file made with our secret SHURLITE process, a large square hood for trapping flammable gases for easy ignition and a wire frame made from a specialty steel which retains it's springiness over the life of the lighter. Economically priced spark lighter.