What is a ‘burr’?
Built up edge on a cutting tool
A
cutting tool
Burnt sand
Sharp
edge remaining on metal after cutting, stamping and machining
Sharp
edge remaining on metal after cutting, stamping and machining
●A
burr is a sharp edge or small piece of material that remains attached to a work
piece after a modification process.
●Burrs
are most commonly created by machining operations, such as grinding, drilling,
milling, engraving or turning.
Hence,
the correct option is (D).
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