The reversible airless nozzle is composed of stainless steel and a tungsten carbide orifice; the suction head sealing ring is made of stainless steel suction head gasket, which is strong and wear-resistant, odorless, non-toxic, non-permeable, easy to clean, and can be used for a long time. The is true for the airless sprayer protective cover. The mouth core has high hardness, is not easy to wear, and has a long time. Wide range of applications: it can be used decoration, paint and industrial fine coating and decoration, etc.; they can make the preparation of surfaces, and other coatings and cleaning after paint replacement easier. Package: You will receive a -piece set, 4 sets are different types of reversible airless sprayer nozzles, each of which contains an airless nozzle and a nozzle seal, set is an airless sprayer protective cover. Different types of nozzles can meet your airless sprayer nozzle replacement needs. Easy to : The airless nozzle is easy to install; first insert the nozzle seal ring into the protective , then put the nozzle into the protective , and finally rotate and fix; the cleaning is simple and fast, just rotate the nozzle to clean. Wide compatibility: There are Four models of 213, 311, 415, 515, the spray range is 4-10 inches/10-12 cm; the airless sprayer nozzle is with airless sprayers; the spray range will vary depending on the aperture size. size:5x5.5cm Material:Plastic, stainless steel, tungsten steel hole colour:Yellow Package Contents: 1 * Airless paint spray sprayer tip guard nozzle replacement 4 * Airless spray tips 4 * Tip seals Only the above package content, other products are not included. Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.