engineering recuitment NMDC Junior Officer (Trainee) Mock Test 2024 Production Engineering (Manufacturing) Machining Processes and Machine Tools Different Machining Processes
Which one of the following primary purpose do the flutes on a twist drill serve?
1
They curl the chips for the easy removal of chips
2
They provide for additional cooling.
3
They give a better aerodynamic design for material cutting
4
They reduce friction on the cutting edge.