[Secret Agent Man]

do they have any 3-d printers that can make metal components that can take stresses?

[null and void]

Yes.

[Vince Ferrer]

do they have any 3-d printers that can make metal components that can take stresses?

Yes, but those cost a lot of money. There is a lot of interest in making metal parts for aerospace applications. If you want to do something in metal on the cheap, the best thing is to make a 3d print of what you want in wax, and then use a lost wax casting process to make your metal part.