The width changes subject to the distance it is used from the object being coated,not a fixed size The flat nozzle for mtn can in a flat trajectory, and the nozzle can be adjusted to vertically or horizontally according to the thin or fat requirements of your graffiti. One pack contains 10 black and red male nozzles, for Female Valves with a diameter of 3.0±0.1mm you can rotating the nozzle 45 ° for better painting, signature, writing and other effects, which is more suitable for DIY enthusiasts and various types of artists to use, Manufacturer: Ounfhtrttk