1.Material :Stainless Steel 304,304L,316L,copper ; 2.Finish:mirror polishing; 3.Application: ... to be customizedSurface treatment: Mirror polishing(180G,240G,400G)Shape: round or hexagon typeA completed union was composed of nut,liner,male ... ,liner,male,blind cap with chain,blind cap etc... 12 stainless steel copper pipe fitting for sanitary systems