A YouTuber’s latest 3D printer project includes a real tattoo gun and a large clamp to keep your skin in place.

The tattoo machine in the prosthesis can move 360 degrees ... maybe a mix between current version and a tattoo robotic arm or a brain controlled needle?

Open the Youtube video In a world where 3D printers can make everything from prosthetic limbs to pizza, one engineer has ...

This evolved into printing a tool holder for a tattoo machine graciously provided by ... A better solution would be to create a point cloud of an arm before going for a much larger tattoo.