Specifications: 1.8mm Nozzle; Operating Pressure: 29-50 psi; Average Air Consumption: 6-9 CFM; Air Inlet Thread: 1/4" NPSM; Cup Thread: M16 x 1.5; Net Weight with Cup: 1.8 lbs.; Required Compressor: 2 Hp; Maximum Pattern @ 8" Distance: 11"; Meets EPA NESHAP 6H rules for compliance