4 pcs. Tips for Foam Nozzle, High Thread Nozzle for Snow Foam Lance, 1.1 Mm & 1.0 Mm 4 pcs. Spray core: 2 pcs. Spray core 1.0mm and 2 pcs. 1.1mm Spray CoreUniversal nozzle tips with holes in snow foam lance for making thick foam, hole size 1.1mmNPT male thread nozzles, mounting is 0.28 inch. Made of brass, it works durably in a foam gun. Nozzle tips with holes will make your washing more efficient, helping people relieve the fatigue of spraying and cleaning. When the foam cannon is not working very well as before, it may be that the foam tips are stuck or damaged. Try replacing it with a new orifice nozzle and it will recover. NPT male thread, works permanently in foam gun.Max. pressure is 3000 PSI. Warning:Serious injury can come from high-pressure discharge generated by pressure washers. Please keep out of the reach of human body. As to :1. Unscrew the 1/4 inch quick connector plug.2. Unscrew the nozzle with the hole using a screwdriver.3. Screw in the new orifice nozzle.4. Screw 1/4 inch quick connector plug. Color: Copper Material: Brass Size: 1.0mm+1.1mm Aperture Package Content: 4 x Spray CoreOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.