Drilling is the process of making hole in a work piece by removing materials from it by means of a rotating cutting tool called drill bit. The machine used for this process is called drilling machine.
Level of surface finish can be achieved: 12.5-0.80 micro meters
Advantages:
– Variety of materials can be chosen
– Lead time is shorter
Disadvantages:
– Large scrap wastage
Ideal applications: Ideal for making counter bore, counter shank and through holes in the work piece.
