Material: aluminium,brass,stainless steel. Surface:gold,nickel,chrome,anticopper etc. Many color and style can be choose. 1. Material: Iron, aluminium,brass,stainless steel etc. 2. Surface: gold,nickel,gunmetal,chrome,anticopper,antibrass,silver and etc.3.Size: all size and color can be made.4.OEM are available.It's suitable for making various jewelry components, garments & some crafts, please ...