During a live presentation this month, a Tech Briefs reader had a question for Proto Labs machining pro Gus Breiland:

When can 3D printing be a viable alternative to CNC machining?

“If you add a significant amount of complexity, or you want to reduce the quantity of parts by having un-manufacturable geometries, such as curved internal channels or pockets inside a sealed vessel, those are opportunities to really utilize the capabilities of 3D printing,” said Breiland.

This week’s Question: For Prototyping, Do You Prefer 3D Printing or CNC Machining?

Share with us your comments and questions.

What do you think?