screw Into any 10/24-threaded nozzle opening High Quality: made of brass, never rust. the brass nozzle is the for outdoor use with cold water Operation Pressure: 20-70kg/cm, flow Rate: 80-145ml/min water use of 1/2 gallon of water per hour per nozzle Leak-proof, -sealing o-ring included with each brass nozzle; no tape or sealant is required The nozzle is the most efficient and water conservative nozzle available today. the brass nozzle only uses one half gallon per hour per nozzle and features a sturdy brass body with stainless steel orifice. The nozzle requires simple maintenance; soaking periodically in misting nozzle cleaner to remove mineral deposits that may accumulate with usage. The misting performance is . This type of nozzle is applied in the low pressure for-making Leak-proof, durable. For Garden, Park , Lawn, Patio colour:Gold Material:brass size:Nozzle diameter: 0.3mm Package Contents: 20*Brass Misting Nozzles Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.