Professional double layer laser cutting nozzle Ø1.0mm with 28mm outer diameter, made of high-purity chrome-plated copper. Double layer technology provides superior wear protection and significantly improves cutting quality. Compatible with Raytools heads and similar systems, ideal for precision cutting of carbon steel, stainless steel and aluminum. Offers greater durability than conventional nozzles, optimized gas flow and excellent concentricity. Recommended for high-production industrial applications requiring clean and precise cuts with minimal burr.