One pack contains 10 black and red male nozzles, for Female Valves with a diameter of 3.0±0.1mm 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. 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, Weight: 0.0661386786 Pounds, Manufacturer: Taviko