Hose Nozzle, Lichamp Heavy Duty Aluminum Fireman Style High Power Leak, Black 1 ) HIGH GRADE MATERIALS: Nozzle with premium Aluminum , insulated steel, and soft rubber components, heavy duty materials and casing resist damage from crushing, drops, and corrosion from water, UV sunlight, and time, it is designed to last for years of reliable use for auto detailing, housework, garden work, and cleanups around the garage, patio, and industrial workplace. Use the infinite adjustment stream for powerful cleaning, or gentle watering, and for anything in between. 2 ) PRECISION MACHINING AND POWERFUL DETAILING: Internal O-ring system ensures smooth sliding action with zero leaks and zero loss of water pressure, precision machined Aluminum internals increase water power over 500%, which blasts away more dirt and debris in less time and with less water than with an open flowing hose. Stainless steel core screw to avoid any rusting and corrosion, to make sure the product last for years of reliable use. 3 ) SAVE WATER: Adjusts to produce a gentle fan, powerful stream, or shut completely off to stop the flow of water. With this nozzle, detailers, enthusiasts, and homeowners can save thousands of gallons of water every year. The nozzle also increases the water pressure for more efficient cleaning on any surface, like automobiles, siding, floors, and equipment. The Hose Nozzle gets more cleaning done in less time with less water. 4 ) WIDE APPLICATION: Attach the nozzle onto any standard garden hose, then twist the forward grip to start spraying water. The infinite-adjustment screw action sprays any pattern from light mist, powerful jet stream, and fine gentle fan of water. Use any spray pattern needed to clean and detail cars, trucks, motorcycles. Wash away heavy dirt, mud, and grime from off road vehicles. Rinse away grease and oil from engine bays parts. Hose down driveways, patios, house siding, gutters. 5?SPECIAL LEAK-PROOF GASKET: 1 garden hose nozzle heavy duty is equipped with EPDM gasket, and 4 additional EPDM gaskets are separately placed in a transparent plastic bag.