High pressure refined hollow cone nozzle parts:filter,core,orifice work under high pressure(2-70kg) Material:brass,ss,plastic High pressure refined hollow cone fog spray nozzleparts:filter,core,orificework under high pressure(2-70kg)Material:brass,ss,plastic,ceramic easy to clean inner parts,can spray fine droplet and hollow cycle patternApplication:For gardening,moisten,cleaning noxious air , ...