Multiple choice general knowledge science & technology

The last element in tool signature is

  1. back rake angle

  2. side rake angle

  3. nose radius

  4. end relief angle
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C Correct answer
Explanation

The nose radius is indeed the last (7th) element in the standard ASA tool signature system. This parameter defines the radius of the tool nose, which affects surface finish, tool life, and cutting forces. The seven elements in order are: back rake angle, side rake angle, end relief angle, side relief angle, end cutting edge angle, side cutting edge angle, and finally nose radius.

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