... promotional key chains.double key Promotional keychain ,bottle opener keychains,custom keychains ,keychain,Lover keychainsMetal Keychain:any size and any ... black nickel, anti-brass, anti-copper, chrome , dyed black , anodized aluminum , painting 3) Processing: stamped , die cast, injection, photo etching 4 ... building rewarding partnerships with companies worldwide. metal key chain custom keychains