... , 6082 T6, 2024 T4, All kinds of aluminium alloy2.Finishing: color anodized, Bright zinc plated, plating of Nickel,silver,copper, zinc .etc. and ... , sus304, 45cr, 40cr, 38crsi 2.All kinds of surface treatments: polishing, zinc plating, nickel plating, chrome plating, powder coating, phosphate coating Brass Copper parts ...