This add-on set includes 2 double-layer nozzles (1.0 mm & 1.2 mm) and a focus extension tube (20 mm).

It is mainly used for cutting carbon steel and galvanized sheets with a thickness of 2 mm or more. For thicknesses below 8 mm, a 1.0 mm diameter nozzle is used, while a 1.2 mm diameter nozzle is required for cutting sheets of 8 mm and above.

Please use oxygen at a precise pressure of 0.06 to 0.07 M Pa to cut carbon steel and galvanized sheets over 2 mm.