Perfect atomization and antiswitched from cleaning ability, depending on the size of the aperture, the range be different. The sprayer tips make an easier preparation of the , painting, and other coatings as well as the cleaning after painting. The airless sprayer nozzle is easy to install without tools, easy to operate in a few moments. Stable and reliable, not easy to break or damage, leakproof, wear , easy to cleaning, and can be applied for a long time. These airless sprayer nozzle for small to medium-sized and large residential, commercial buildings spraying works, sprayable interior and exterior paint, oil paint. Fine workmanship with fine quality materials, nice atomization effect, and reduced consumables. Nozzle type: 211, 315, 417, 515, 517, 523 (all included) Nozzle size: 55 x 49 x 18mm / 2.2 x 2.0 x 0.7in Nozzle seal size: 11 x 11 x 10mm / 0.4 x 0.4 x 0.4in Nozzle seats size: 60 x 55 x 45mm / 2.4 x 2.2 x 1.8in Colour:blue Material:Tungsten steel + plastic Package Contents: 2 set x Airless Paint Nozzles Set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.