#8 (7 points) The aluminum part shown in this figure is 2" wide by 2" tall, and 5 inches long with a step in the side that is 1" wide by I" tall. If you were going to mill this step using a 2" wide HSS endmill with 4 teeth; What numbers would you need and what calculations would you do in order to estimate machining time? (CLEARLY list each and every step; what numbers would you look up, what equations would you use and how. You DO NOT need to do any calculations