Comments by "mpetersen6" (@mpetersen6) on "Origins of Precision" video.

  1. The first real precision industry is one most people wouldn't consider. The manufacturing of pencils required a high degree of precision to become as ubiquitous as the #2 pencil is today. The other thing that aided precision manufacturing was uniform systems of screw pitches and other mechanical components such as gears and splines. While some companies* continued to use their own size's of screws industry eventually settled into the screw systems we use today. In the world of precision machine tools there are some companies that got into the business simply because they needed machines with higher accuracy than were available it the time. Swiss watch companies are an example of this. * Brown and Sharpe were notorious for this
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