Standard Sizes: 1.5" / 1-5/8" / 1-3/4" and 2", we also can make any other sizes and any shapes. Processing: Die Struck brass or iron, Die Casting Zinc Alloy Finishing: Gold / Silver / Copper / Nickel / Chrome / Antique Gold / Antique Silver Antique Copper / Satin Gold / Satin Silver / Black Nickel, etc.