Feature:1. SPECIFICATIONS: 0.8mm aperture laser cutting nozzle, with 28mm outer diameter, 15mm height and 11mm thread specification, easy to install and replace.2. HIGH HARDNESS: High temperature quenching and heat treatment to strengthen the overall hardness, not easy to break or wear during processing.3. COPPER MATERIAL: The cutting nozzle is made of excellent copper material, the surface is smooth without burrs, corrosion and wear resistant.4. GOOD PERFORMANCE: After fine workmanship, the copper welding nozzle has strong wear resistance and high temperature resistance, with a long service life.5. FOR LASER CUTTER: This nozzle is suitable for most metal fiber laser cutting machines, easy to replace, with low loss anti reflectanc and high efficiency.Specification:Item Type: Laser Cutting NozzleModel: Single Layer 0.8Aperture: 0.8mmMaterial: CopperUsage: Laser cutting accessoriesOuter Diameter: Approx. 28mm / 1.1inHeight: Approx. 15mm / 0.6inThread Specification: Approx. 11mm / 0.4inWorking Pressure: 1000MpaWorking Temperature: 1083Scope of Application: Metal optical fiber laser cutting machine.Package List:1 x Nozzle