Most of all- The son and I are new to so many parts of being hobby machinists! He is in School for product design and Mfr. We have some decent CNC skills built up... but that manual surface grinder- , No computers, Dials, no screens = a bit intimidating. Mostly we just needed some basic instruction and overall equipment how to's. This Vid collection was really well done and got us knowing the basics and using w/ some confidence. Please note- Upgraded video 2. Titles are similar on 1 and 2.