... screw mist sprayer Material : plastic-al Internal Dia : 12,13,14,16,18,20,24,28mm Color : as ... per yr requirement Aluminum screw sprayerScrew MicrosprayMaterial : plastic-aluSize : 12/410,13/410,14/410,16/410,18/410,18 ... .075-0.12ml/t , 0.16-0.25ml/tMeasurement : 12/410 _ 52x44x34cm, 8000pcs/ctn 13/410_ 52x44x34cm, 5000pcs/ctn ... us . Thanks and have a nice day ! 18-20mm aluminum screw mist sprayer