Manufacturing And Production Technology
The snag grinding is done

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

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Manufacturing And Production Technology
In a shaper, the length of stroke is increased by

Increasing the length of the arm
Decreasing the centre distance of bull gear and crank pin
Increasing the centre distance of bull gear and crank pin
Decreasing the length of the slot in the slotted lever

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