An aluminum plate requires a series

    Question 4 An aluminum plate requires a series of .5 diameter holes to be drilled through it with a 2 flute High Speed Steel drill bit. The work piece is 3” thick. The cutting speed in surface feet per minute is 250 and the feed rate is .035 inches per revolution Determine the following1. Spindle Speed in R.P.M2. How much material is removed per cutting edge  in one revolution3. The time required for drilling per hole in seconds.