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The cold forming process in which a hardened tool is pressed against a workpiece (when there is r elative mot ion bet ween t he tool and the workpiece) to produce a roughened surface with a regular pattern is
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- Roll forming
- Knurling
- Chamfering
- Stip rolling
- Roll forming
Correct Option: B
Knurling : It is a process of impressing a diamond shaped or straight line pattern on the surface by a workpiece by using specially shaped hardened metal wheels to improve its appearance and to provide a better gripping surface.
