Workshop Technology
During cold working process

Close dimensional tolerance can be maintained
Strength and hardness of metal increases
Grain structure is distorted
All of the listed here

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Workshop Technology
Lancing is the operation of

Cutting a sheet of metal in a straight line along the length
Removal of metal to the desired shape from the edge of a plate
Cutting a sheet of metal through part of its length and then bending the cut portion
Bending a sheet of metal along a curved axis

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