Here's a howto guide on using the dividing head (aka indexing head).
Time stamps for the different types of indexing:
Direct indexing: 1:50
Differential indexing: 3:21
Angular indexing: 8:56
Dividing head handout: https://drive.google.com/open?id=1F7O...
Practice sheet: https://drive.google.com/open?id=1sSO...
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