... service provided. 3.Material:200,300,400 serie stainless steel CNC part for stainless steel1.Grade:AISI316L,316,310S,310,303 ... ,400T,300T,150T,65T,45T,25T,15T punching machines,CNC engraving machine,bending presses,platcutting machine etc.6.Quality guarantee of ISOO9001 stainless steel ...