Features: *High quality Stainless steel, not easy to rust, durable. *There is a locking screw to lock the nozzle. Effectively avoid the hot air from flowing out from the gap between the nozzle and the steel pipe of the air outlet of the heat nozzle. *Strong versatility, suitable for a variety of hot air desoldering stations *Nozzle are compatible with 850 and 852D series, Aoyue 906, 968, 850, 6028, and many other systems *It doesn't fit to the Handheld HeatGun whose adapter Inlet diameter is 22mm. Specifications: *Type: Soldering station Hot Air Stations Nozzles *Material: Stainless steel *Color: Silver (As picture show) *Inner diameter of nozzle: 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 10mm, 12mm *Quantity: 1pc Package Included: 1*Welding Nozzle Note: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Made of high quality material, durable and practical to use. Perfect functions,give you a wonderful experience. We will ship it ASAP,when you place the order. If you have any questions, please feel free to contact us, we will solve it for you. Every customer can enjoy 30 days refund or replacement for Damaged/Quality Issues.