Face milling and peripheral milling

1. Briefly describe the process of locating the center of an existing hole on a vertical milling machine.

2. What are two benefits of boring over other holemaking operations?

3. What are face milling and peripheral milling?

4. When squaring a block on the vertical mill, what surface of the block should be machined first, and why?

5. What are the three basic methods used to mill angular surfaces?