The difference between a 3D printer and a laser engraver is obvious. As the name suggests, a 3D printer prints an object while a laser engraver etches and marks logos, bar codes, or promotional items onto objects. A laser engraver also cuts pieces for prototyping and 3D modeling. Many materials can be engraved on. For instance wood, plastic, glass, metal, and rubber, just to mention but a few. In 3D printing, makers usually use plastic. It is rare to find companies using metal, glass, or even concrete materials.
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