... . Our product lines include Titanium cufflinks, Stainless Steel cufflinks, Copper (brass) cufflinks, and alloys cufflinks, Pins, Keychains, and all kinds of Metal ... , Moulding, Artwork & Film processing, etc. Materials we use including Aluminium, Copper, Brass, Iron, Stainless Steel, Tin, Zinc Alloy, Pewter, etc. Our ...