... ,AGSS 4>100% air tightness tested. 5>Original factory Medical gas terminal for different standards optional More details~ Name ... French (AFNOR)standards Material Brass,Copper,Stainless steel,ABS Medical gas O2,Vacuum,N2O,CO2,AGSS Quality High qualtiy. ... from facotry Apperance Beautiful apperance with high quality Producing equipment Include CNC,Stamping Machine,Automatic welding machine,Metal treatment ...