Description This glue nozzles have different size for the nozzle diameter. The diameter sizes bigger, the glue overflow faster. you can choose the right size for your situation. If you want to change the glue nozzles. you must wait for 30 minutes to wait the glue cool down comletely. Never touch the glue nozzles body when you use the glue gun. Features - Color: Golden. - Material: brass. - Size: 1.5x70mm,2.0x70mm,3.0x70mm; thread diameter: 11mm. - This nozzle can help to glue in narrow spaces, 3 different nozzle diameters meet different requirements. - Come with small wrench, fit the nozzle size, easy for the replacement job. - Whole body Made by copper material, Excellence thermal conductivity make glue flow more smoothly and faster. - If you want to change the glue nozzles. you must wait for 30 minutes to wait the glue cool down comletely. Never touch the glue nozzles body when you use the glue gun.Packing list: 1 x Wrench_x000D_ 3 x Glue Nozzles