materials: reversible airless spray tip nozzle is composed of materials, stable and , not easy to break or damage; The head is made of stainless steel head gasket and nylon, leakproof, wear-resistant, tasteless, non-toxic, easy to clean, and can be applied for a long timeNozzle installation instructions: this paint spray tip can be easily installed on the spray without any tools; Use the paint spray tip to seal the nozzle into the protective base; Then insert the spray head into the protective base and rotate to complete the installation step, easy to operate in a few moments; For clean, just rotate the nozzlePractical design: the airless sprayer nozzle has a reverse airless cleaning switch nozzle design, the spray can be quickly cleaned in a reversible position to prevent the nozzle from clogging, practical and effective for your workPackage contents: you will 22 pieces of reversible airless sprayer nozzles , each one has an airless sprayer nozzle and a nozzle seal; The 22 models which can fully your daily use and replacement needsA wide range of uses: these airless sprayer spraying machine parts can be compatible with mainstream airless spray , can be applied in , painting and industrial fine paint decoration; They make the preparation of the surface coating, and the cleaning after the coating easier and Colour:blueMaterial:stainless steel + nylonPackage Contents:22X Reversible Spray Tip Nozzles(models:211 311 313 415 517 623 213 315 413 417 519 621 215 317 419 521 619 217 319 421 523 625)Only the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.