Product Name: Spray Nozzle.Product size: 5 x 5.6 cm.Product color: yellow.Product material: stainless steel.Shipped quantity: 4 pieces (517*2+417*2).[Airless Nozzle Set]: You will get 2 different sizes of reversible airless spray nozzles. The two models are 417 and 517, and there are two for each model. Each of them is equipped with a nozzle gasket. Meet your replacement needs in daily life.[High-quality durable materials]: The reversible airless nozzle consists of a 304 stainless steel handle and a tungsten carbide orifice. The suction head sealing ring is made of stainless steel suction head gasket and nylon, which is strong and wear-resistant, odorless, non-toxic, waterproof, easy to clean, corrosion-resistant, good abrasion resistance and high precision. [Easy to install and clean]: The spray gun head can be installed on the airless spray gun. No other tools are needed, and the paint can be sprayed instantly on the surface of the object. Simply insert the nozzle gasket into the protective base, then place the nozzle into the protective base, and finally rotate and fix it. Cleaning is simple and quick, and it can be cleaned only by rotating the nozzle. [Multiple use]: Tungsten steel spray nozzles are compatible with most common airless paint guns. It is suitable for various surfaces and materials, such as industrial enamel, varnish, water-based paint, latex paint for interior and exterior walls, fire-resistant paint, etc. It can be used for home decoration, painting and coating and decoration for industrial purposes.