Basic Symbols Used in Engineering Drawings

Learn about the ways these common features are described in drawings.
Counterbore Countersink
Spotface Depth
Diameter Radius

I should also mention that I did not create this course, I just found it online and thought it was pretty well done.

https://www.wisc-online.com/learn/career-clusters/stem/eng16204/basic-symbols-used-in-engineering-drawings

  1. Step 1: Watch and Learn

    Link to Flash based training

    Maybe there is additional good content on the site?


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