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Rajesh Yadav

· started a discussion

· 1 Months ago

its option -A , drilling is used to create fresh hole and boring is a process to enlarge earlier hole.

Question:

Enlarging on existing circular hole with a rotatory single point tool is called

  

Options:
A)

Boring     

B)

Drilling 

C)

Reaming     

D)

Internal turning

  

Solution:

Ans: (a)Drilling is used to create fresh hole and Boring is a process to enlarge earlier hole.

Chandan Kumar

· commented

· 1 Months ago

optn A is the right answer

jai prakash Nayak

· commented

· 1 Months ago

option A

jai prakash Nayak

· commented

· 1 Months ago

option A

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