Which machining operation enlarges the diameter of a drilled hole only up to a certain depth?
Understand the Problem
The question is asking about the specific machining operation that increases the diameter of a drilled hole to a certain depth. The options provided suggest that the question is related to machining techniques.
Answer
Counterboring.
The machining operation that enlarges the diameter of a drilled hole only up to a certain depth is called counterboring.
Answer for screen readers
The machining operation that enlarges the diameter of a drilled hole only up to a certain depth is called counterboring.
More Information
Counterboring is mainly used to allow room for the head of a fastener like a nut or bolt, ensuring that it sits flush or below the surface of the material.
Sources
- Holemaking Overview 271 - Tooling U - learn.toolingu.com
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