Features: brand new and high quality The welding nozzles for Highways, reservoirs, water-proof,Tarpaulin welding and maintenance.and Large-scale advertising fabric welding and fixed, advertising paper removal,and so on. Fits all popular hot air welding guns,like for LSITE, -BAK etc hot air welder. Easy to replace, high-quality stainless steel, durable material. Effective way to avoid the hot air for gap between the outlet steel pipe to drain from the air nozzle with hot air guns. Practical and necessary replacement parts of plastic hot air welding guns. Specifications: Material:316 Stainless Steel for Titanium Alloy Color:as the Picture Show Size: 4cm/1.57inches Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package includes: 1 x 40mm Flat Welding Nozzle