1,stamped stainless steel parts with polishing 2, more material available 3, ... -button, etc.Surface Finishannealing, natural anodization, heat treatment, polishing, nickel plating, chrome plating, yellow passivation, gold passivation, ... grinding, broaching, welding and assemblyAdvantages 1. Competitive price with high quality 2. Low MOQ 3. Short lead ... China. stamped stainless steel parts with polishing