3D Printing

http://www.youtube.com/watch?feature=player_embedded&v=hmxjLpu2BvY#!

http://www.youtube.com/watch?v=i6Px6RSL9Ac&feature=related

The first video is a group of guys who build a working bike prototype using 3d printing ans the second one about 3d metal printing

The first video is a group of guys who build a working bike prototype using 3d printing ans the second one about 3d metal printing