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

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

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Manufacturing And Production Technology
The chamfering is an operation of

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

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