paint sprayer tips are with airless paint sprayers, and 211, 313, 415, 517, 623 correspond to the nozzle diameters of 0.011 inches, 0.013 inches, 0.015 inches, 0.017 inches, 0.023 inches, and the spray range is 4 to 14 inches Airless sprayer tips: Made of high quality 304 stainless steel handle and tungsten carbide nozzle, the tip seal is made of stainless steel tip gasket and nylon, which is strong, leak-proof, wear-resistant and can be used for a long time. Wide range of uses: Various types of sprinklers are available to meet your different needs, such as paint, furniture, fences, home decoration, industrial fine paint and decoration, etc.; suitable for various surfaces and materials, such as industrial enamel, varnish , Water-based paint, paint for interior and exterior walls, fire-retardant paint You can gift this set of paint sprayer tip to your family members, relatives, , painters, workers who are in need, bringing a lot of convenience and working efficiency. Colour:black Material:Metal + Plastic Package Contents: 5 x Black reversible switch tips Only the above package content, other products are not included. Note: Light 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.