Manufacturing And Production Technology
The snag grinding is done

To grind exterior cylindrical surfaces
To remove considerable amount of metal without regard to accuracy of the finished surface
Any one of the above
To produce good surface finish and high degree of accuracy

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Manufacturing And Production Technology
The facing is an operation of

Beveling the extreme end of a workpiece
Machining the ends of a workpiece to produce a flat surface square with the axis
Embossing a diamond shaped pattern on the surface of a workpiece
Reducing the diameter of a workpiece over a very narrow surface

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