Drilling and boring are two methods of machining used in manufacturing. Both methods are used for creating or enlarging a circular hole in the material. Drilling is the cutting process of a material using a specially designed rotating cutting tool called a drill bit. this notes covers all the important topics of the chapter.Its helpful for the quick revision for the chapter. This chapter was taught to the students of first year of DELHI TECHNOLOGICAL UNIVERSITY(one of the top engineering colleges of india). thank you :)

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by Satyam gupta

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