It’s common wisdom that the lathe is the essential machine tool, and the only one that can make copies of itself. While we won’t argue the primacy of the lathe in the machine shop, this scratch-built, ...

You know you’re in for a treat when you are told that a lathe which can reach a resolution of one micrometer (1×10 −6, a millionth of a meter, or 0.00004″ for people who love zeros) is ‘not hard to ...