Specifications:  GPM: 2.5/3.0/3.5/4.0;  Color: Blue;  Material: Brass & Stainless Steel, Rubber Protective Sleeve;  Max Working Pressure: 4000 PSI/276 BAR;  Connection Types: 1/4" BSP, Quick Connect (Install quick joint use Thread Seal Tape).     Features:  1.Increase pressure washers cleaning efficiency.  2.It rotates at high speeds to increase both the intensity and cleaning area of the spray.  3.Multiplies ordinary pressure into powerful scrubbing power using a jet stream of rotating water.  4.Its powerful strike makes it ideal for cleaning large, flat surfaces such as driveways and patios.     Function:  1.Nozzle can be used in most of the high pressure cleaner, as long as your gallon can meet the requirements.  2.Note the machine is higher than the nozzle working pressure.The service life of the nozzle will loss. Suggest to buy working pressure is higher than the machine nozzle, Or the working pressure of the same rotating nozzle.  3.The nozzle accessories offers up to 50% more cleaning power than conventional fan jet nozzles, this makes it perfect for cleaning asphalt, concrete, metal, stone and tile flooring.  4.With an all Brass and stainless steel construction, these turbo nozzles help in reducing cleaning time by utilising the rotary action of an 0° stream and a wide angle spray pattern, giving you the power you need and the coverage you want.     Package Included:  1 x Turbo Nozzle.