Manufacturing And Production Technology
A ring gauge is used to measure

Both outside diameter and roundness
Roundness but not outside diameter
Outside diameter but not roundness
Only external threads

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Manufacturing And Production Technology
The grooving is an operation of

Beveling the extreme end of a workpiece
Embossing a diamond shaped pattern on the surface of a workpiece
Enlarging the end of a hole cylindrically
Reducing the diameter of a workpiece over a very narrow surface

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