From 3D Printing Wiki
Solid Concepts is the "largest dedicated provider of additive manufacturing / 3D printing, rapid prototyping, tooling and injection molding services in North America".
Solid Concepts Resources
- Texas company makes metal gun with 3-D printer by Doug Gross (November 8, 2013), CNN
- Look what I built, Ma! Texas firm makes world’s first 3D-printed metal gun by Konrad Krawczyk (November 8, 2013), Digital Trends