The specific cutting energy used for establishing the machinability of the metal depends upon its

The specific cutting energy used for establishing the machinability o

1.	The specific cutting energy used for establishing the machinability of the metal depends upon its
A.	Coefficient of friction
B.	Micro-structure
C.	Work hardening characteristics
D.	All of these
Answer» E.

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The specific cutting energy used for establishing the machinability of the metal depends upon its

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