steel machining parts 1.Quality guarantee of ISOO9001 2.OEM service provided. 3.Material:200,300,400 serie steel machining parts1.Grade:AISI316L,316,310S,310,303 ... ,turn smooth(peeled),brush,mill,pickled.3.OEM service provided.4.Process/treatment:cutting,stamping,perforating,bending,p;ating,powder,coating ...