Please see the photos. Reprinted from 1964 Metal working production Mcgraw hill weekly publication. This 3-page guide by Rubert & Co is an essential tool for anyone in need of precision in their work. The Comparator Scales Aid Surface Finish Selection/Control Guide is a comprehensive textbook on the subject of metrology, authored by M.P Rubert. It is a valuable resource for adults in university or anyone in need of a high level of accuracy in their work. The guide covers the subject of surface finish selection and control, providing invaluable insights into the field.
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