Originally Posted by PullThru 1948
First thing. There's a tool for everything when it comes to machining. I dont know a lot about machining but I'm always finding about some other tool that is used for this or that. What you described will work. It also depends on how much it bothers you to swap from from the drill chuck back to the collet. Plunging with a center cutting end mill doesn't always work the greatest, though, especially if the end is dull. Sometimes I'll use some cutting fluid to help plunge with a center cutting end mill. In many cases you'll have to use the center cutting end mill to achieve the cuts you want without using a drill bit. Yes, the non-center cutting end mills are generally used for cutting on the sides of the end mill, or roughing out an area.