Features: High temperature resistance, no air leakage, convenient replacement, versatility, the use of high quality steel, . Effectively avoid the hot air flowing from the space between the tuyere and the outlet pipe of the hot blast . It is versatile and suitable for use in various hot air welding platforms Suitable for hot airgun type: 858, 858D, 878, 878D, 8586, 8858 and the air pump type hot air welding platform can be universal. Application: heat nozzle set Material: steel colour: silver Package Contents: 1 x 3mm Circular nozzle 1 x 4mm Circular nozzle 1 x 5mm Circular nozzle 1 x 8mm Circular nozzle 1 x 10mm Circular nozzle Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.