Manufacturing And Production Technology
When the shear angle is small

Path of shear is large and chip is thick
Path of shear is short and chip is thick
Path of shear is short and chip is thin
Path of shear is large and chip is thin

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Manufacturing And Production Technology
Trepanning is an operation of

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

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