Feature:* The locking screw can lock the air nozzle tightly, with good sealing, easy to install and operate.* Avoid hot air overflow from the gap between the air nozzle and the steel air outlet pipe of the hot air gun.* Strong versatility, suitable for 850 850A 852 852D 852D+950 and air pump heat gun.* Selected high-quality aluminum alloy materials, with good durability and reliability.* Expanded elbow nozzles, With 4 kinds of nozzles with different sizes to meet different needs. Specification:* Item Type: Extended Elbow Nozzle * Material: Aluminum Alloy * Suitable Models: For 850 850A 852 852D 852D+950 & Air Pump Type Hot Air Desoldering Station * Outer Diameter: Approx. 3mm/0.12inch, 5mm/0.20inch, 6mm/0.24inch, 8mm/0.31inch* Quantity: 4pcsPackage Contents:4x NozzlesNote:1. The actual colors 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.