... : fine polish,chrome,zinc plating,pvd/cvd plating coating3) available process: CAD, expert plastic injection,metal processing,surface plating QC testing DimensionAccording to customer ... valve, electric harnessSurface Finishannealing, natural anodization, heat treatment, polishing, nickel plating, chrome plating, yellow passivation, gold passivation, galvanizing, satin, etc.Processing Methodcnc ...