Which of the following statements are true of face milling?
1. Face milling cutter is held on an arbor
2. It has two rake angles - axial rake and radial rake
3. The maximum chip thickness equals the feed per tooth
4. The chip thickness varies from a minimum at the start of cut to a maximum at the end of cut
Select the correct answer using the codes given below
(a) 1 and 2 (b) 2 and 3 (c) 2 and 4 (d) 3 and 4