11-07-2017, 09:46 AM
Have you trammed the mill? If not what ever feature you machine on a part will be out of square with the bottom. Even something simple like drilling holes requires the head to be trammed (sq with the table).
https://www.youtube.com/watch?v=JfANyiS8Hs4
He shows how to do so on a mill with a ram. Round arm mills like your BP and my Fray are more difficult, but the overall procedure is essentially the same.
https://www.youtube.com/watch?v=JfANyiS8Hs4
He shows how to do so on a mill with a ram. Round arm mills like your BP and my Fray are more difficult, but the overall procedure is essentially the same.