materials: reversible airless spray tip nozzle is composed of 304 stainless steel handle and tungsten carbide hole, 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 time Nozzle 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 nozzle Practical 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 work Package contents: you will 5 pieces of reversible airless sprayer nozzles in 5 sizes, each one has an airless sprayer nozzle and a nozzle seal; The 5 models are 211, 313, 415, 517, and 623 respectively, which can fully your daily use and replacement needs A 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:Purple Material:Plastic + Metal Package Contents: 5 x Spray Tip Nozzles Only the above package content, other are not included. Note: Light 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.