Describe the types of drills.

      

Describe the types of drills.

  

Answers


Kavungya
Flat Drill: It is a simple drill used for producing holds in softer materials like wood and plastic.
This is made of high carbon steel and has two cutting edges.
fig186320191202.png

Straight Fluted Drill: It has two cutting edges and two straight flutes used for drilling brass and
non-ferrous metals.
fig196320191205.png

Twist Drill: This is most commonly used cutting tool in workshop. It has two cutting edges and
two helical grooves which admits coolant and allows the chips to escape during the drilling.
These are made of high speed steel.
fig206320191207.png
Kavungya answered the question on March 6, 2019 at 09:08


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