Which of the following operation is first performed?
A. Spot facing
B. Boring
C. Tapping
D. Drilling
Answer: Option D
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after drilling, there will be produce BURR on Drilled Edge, so it will be removed by spot facing later.
boring is done after drilling.
Answer is drilling
Spot facing
first operation is drilling.
Boring is performed to increase the dia of already drilled hole. So it will be not the right answer
I think drilling.
Write answer is drilling. Boring not possible
how???
Drilling..