metal keyring, promotional key holder, enamel metal keychain, brass material, high quality, free sample, OEM orders are welcomed metal keychain, metal keyring, brass keychain, brass key ring, metal key holder, brass key charm, die struck keychain, enamel key ring, promotional metal holder:- Material: brass.- Size: 2'' or it can be customized.- Process: die struck.- Soft enamel finish. Different ...