Manufacturing And Production Technology
The hardness of a grinding wheel is determined by the

Hardness of abrasive grains
Hardness of the bond
Ability of the bond to retain abrasives
Ability of the grinding wheel to penetrate the work piece

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Manufacturing And Production Technology
The grooving is an operation of

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

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