The addition of lead, sulphur and phosphorus to low carbon steels, help to Options: A . &nbspReduce built up edge B . &nbspBreak up chips C . &nbspImprove machinability D . &nbspAll of these

The addition of lead, sulphur and phosphorus to low carbon steels, help to

Question

The addition of lead, sulphur and phosphorus to low carbon steels, help to

Options:

A . Reduce built up edge

B . Break up chips

C . Improve machinability

D . All of these

Answer: Option D

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