Usage Tips:Premium Quality 1-1/2 inch NPSH/NPT thread fire hose nozzle.The stem of fire nozzle is made by brass to make sure corrosion resistance and durable Fit for:The 1-1/2 inch NPSH/NPT fire hose nozzle is only connect to 1.5 inch NPSH/NPT standard Male thread,1.5 inch NPSH female side will only connect to a male 1.5 inch NPSH/NPT. NOT for 1.5 inch NH/NST thread nozzle(it's too small for your hose) Use for: The fire hose nozzle works great for fire hose and fire hose racks for lined&unlined fire hose. The fire nozzle is attached to fire hose for fire fighter fireman station for extinguishing fires , also green house applications to put out fires,evaporate cooling,dust suppression,watering for green house,garden,yard,orchard when you need high volume water output Adjustable flow: Our 1-1/2 inch fire hose nozzle offers straight jet soaking and circle fog mist by rotating the fire nozzle. Adjustable spray size:By rotating the 1.5 inch cast brass adjustable fog nozzle to control on and off and adjust spray size (straight stream and conical fog) Colour:Brass Material:brass Due to different batches, there may be differences in product appearance and printed text, which will not affect use Package Contents: 1 * Fire Hose Nozzle 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.