You might be confusing the transporter with the replicator. As I understand it, 3D printing is more akin to replicating. That is, they didn't "beam up" the ratchet wrench. They emailed the information for the crew to "print" one.
.5 /s
65 posted on 12/23/2014 7:11:44 AM PST by HandyDandy
(Don't make-up stuff. It just wastes everybody's time.)