Mechanical Engineering - Production Engineering - Discussion

Discussion Forum : Production Engineering - Section 8 (Q.No. 46)
46.
In drilling mild steel and brass, the point angle of a drill is 118°.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Anurup paul said:   7 years ago
For brass it is less than 118.

Abdul said:   10 years ago
2B =118 deg. in general.

>118 ...hard w.p.
<118 ....soft w.p.

And for very very soft material, it ranges from 45 to 50 deg.

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