TAIZHOU WUFA AIR TOOLS CO., LTD. 1.Model: S-990G1 2.Type: Gravity 3.Average air consumption( 100% ) SCFM: 14 4.Nozzle size( mm) : 1.5 5.Cup size( ml) : 600 6.Fluid( Water) Delivery ( Ml/ min) : 160-230 7.Air pressure( Psi-kg/ cm2) : 50-64 8.Air inlet: 1/ 4"