3D Stainless Steel Printing by Shapeways, a 3D fabrication services based in The Netherlands, who used a certain technique called '3D Printing', where they had mastered the kind of technique and had proven as a high-quality technique for production.
Not just Shapeways print your 3D design on stainless steel and bronze, they can also print on metal or on any other material as long as you follow their given specifications, especially if you wanted your 3D design to be printed on metal.
