Milling Finish: Complete Guide [ Tips, Techniques, and ...
Jan 23, 2019· – If you don''t need a square shoulder, a 45 degree lead angle facemill will often leave a better finish than a 90 degree. Chips are also about 30 percent thinner versus a 90 degree facemill so faster feedrates are possible. – Where surface finish is the major consideration, use the extra sharp finishing inserts, they make a big difference.