Manufacturing And Production Technology
The facing is an operation of

Beveling the extreme end of a workpiece
Reducing the diameter of a workpiece over a very narrow surface
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

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Manufacturing And Production Technology
A jig is defined as a device which

Holds and locates a workpiece and guides and controls one or more cutting tools
All of these
Is used to check the accuracy of workpiece
Holds and locates a workpiece during an inspection or for a manufacturing operation

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