Manufacturing And Production Technology
The advantage of a broaching operation is that

All of the listed here
Rate of production is very high
Roughing and finishing cuts are completed in one pass of the tool
High accuracy and high class of surface finish is possible

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Manufacturing And Production Technology
Trepanning is an operation of

Sizing and finishing a small diameter hole
Smoothing and squaring the surface around a hole
Making a cone-shaped enlargement of the end of a hole
Producing a hole by removing metal along the circumference of a hollow cutting tool

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