... price & Prompt shipment 3.ISO9001:2008 Pin,Brass pins,Custom pinsWe provide the product by our ... customer's design.1. Product information: DescriptionHollow brass pinsMaterialBrassSizeAccording to customer's drawings or samplesProcessingDie casting, ... milling,machinging,drilling,etcSurface treatment:Polishing, chrome/zinc/nickel plating,power coating, natural anodization, galvanizing, satin, etcFile ...