... OEM service provided. 3.Material:200,300,400 serie stainless steel parts1.Grade:AISI316L,316,310S,310,303,304,317, ... ,powder,coating,assembling.5.Equipment/tonnage:450T,400T,300T,150T,65T,45T,25T,15T punching machines,CNC engraving machine,bending ... presses,platcutting machine etc.6.Quality guarantee of ISOO9001 stainless steel parts