Standard bend nozzle for welding, brazing and heating. Uses replaceable tip ends. Exclusive optimized nozzles are designed for optimum performance along with uniformity of tip orifice and size. Uniformity of orifice sizes simplifies nozzle selection and eliminates chances of ordering the wrong size. Each complete nozzle has its own built-in spiral mixer, designed for its unique tip size and flame characteristic. Nozzle is individually swaged to insure proper alignment for uniform flame, sizing and free-flow contour.