Forget 3D printing—3D subtraction is going to arrive in your garage first

Strasser Werksführung - CNC

CNC routing is basically the inverse of 3D printing. Instead of using a computer to control a basic armature and print head that deposits plastic or some other material in three dimensions, CNC routing uses a spinning drill bit to carve wood, metal or plastic. It’s the difference between making a sculpture out of clay and carving it from marble, only there’s a robot doing it instead of a human.

Forget 3D printing—3D subtraction is going to arrive in your garage first – Quartz.

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