Item:Promotion badge Material:Brass Golden plating latest botton badge pin backmaterial: znic alloy process: diecasting, electric-plate, painting; model: carved accord to your designmedal badge details: Material & process: Zinc alloy, brass, iron, copper (diecasting, stamping)Size: 45mm,55mm,60mm,70mm diameter etc (costom size is accepted)Thickness: normally 3mm,3,5mm,4mm,5mm etc(up to customer’s ...