I've had outstanding luck with this paint (1). Print your model in ABS. Smooth it by putting it in a paint can on a little stand with some acetone soaked rags

I've had outstanding luck with this paint (1). Print your model in ABS. Smooth it by putting it in a paint can on a little stand with some acetone soaked rags below for about 1/2 hour. Paint with some of this paint. You will be amazed. (1) https://www.amazon.com/Krylon-1010A-Premium-Metalic-Original/dp/B000C027P4 https://www.amazon.com/Krylon-1010A-Premium-Metalic-Original...