Slaying Stainless Steel: Machining Guide In The Loupe
Jun 19, 2018· Finishing end mills for stainless steel will have a helix angle over 40 degrees, and a flute count of 5 or more. For more aggressive finishing toolpaths, flute count can range from 7 flutes to as high as 14. Below is a great example of a finishing run in 174 Stainless Steel.