Amid the consumer hype, companies are using the machines for product development
Companies like Captured Dimensions offer 3-D printed, photo-real replicas.
Daniel Remba, the UPS Store's small business technology leader, takes a look at a completed ball bearing model made with the store's 3-D printer.
UPS Store owner Burke Jones shows off a cell phone case made with the store's 3D printer.
A ball bearing like this one shows how 3D printers can make objects with multiple components in just a single build.
In Menlo Park, Calif., a UPS Store shows how 3D printers can create complicated objects like a nested ball, left, in a single build.
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