... Sale Keychain 4,craft die-casting , CMYK,Stamping 5,Factory price, low price 1) Materials: Brass, zinc alloy ... engraving, silkscreen and offset printing etc.5) Attachment: Key ring and chain, leather string etc.6) Color reference ... : Pantone color chart7) OEM and small orders are mostly welcome.8) Packing: ... best wish. Metal charms chains, charms key holder,charms keycahin