Drilling Process

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.

Fig.1: Drilling Process

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.

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