I always spin the aluminum fast and use finishing hss tool with a large radius and copius amounts of wd-40. Comes out like a mirror.
I just looked at those bits - they are threading tools. The radius is waaay too small.
I always spin the aluminum fast and use finishing hss tool with a large radius and copius amounts of wd-40. Comes out like a mirror.
I just looked at those bits - they are threading tools. The radius is waaay too small.