... 1) Material & process :Zinc alloy, brass,iron,copper,plastic(diecasting, stamping)2) Size: 25mm, 45mm,55mm,60mm,70mm diameter etc (costom ... etc(up to customer’s request)4) Electric-plateing:gold,anti-gold,silver,anti-silver,nickel,anti-nickel,black nickel,brass, ... (after confirm samples) 7) Quality:High quality with competitive price.we have professional personnel control our products quality.We always ...