r/tattoomachinebuilder • … • u/Traditional_Road_764 Goodoy https://docs.google.com/file/d/0B9q8JG3r46d-QWViRFZodjg5UVk/edit?pli=1&resourcekey=0-m01zMmGicIZhqwqq6vR7UgLink to good book on machines. There is a second edition out there too. — 0 Share Copy proxy link Copy original link