Brass/Stainless Mist Nozzle, 300 Psi, .008, 10-24, Bag of 100 Fits Arizona Mist, Misty Mate, and most outdoor mist systems with 10-24 thread Minimal water use of 1/3 gallon of water per hour per nozzle (.008) @ 60 psi High Quality Brass and Stainless Steel construction with Red "O" ring For outdoor use with cold water only Rated at up to 300 Psi